阅读说明：本技术 一种泵站的安全启动方法 (Safe starting method of pump station ) 是由 方八零 游洪 陈毅 于 2021-01-07 设计创作，主要内容包括：本发明公开一种泵站的安全启动方法,包括：至少一水泵启动；检测启动的各水泵的流量数据并发送至控制器；监控各水泵的抽水区域影像并发送控制器；通过对流量数据进行比对分析,以判断流量数据是否出现异常；当流量数据出现异常时,关闭流量异常的水泵,并启动剩余的水泵,以使工作水泵的数量不小于初始启动水泵的数量；在获取抽水区域影像后,获取异常流量数据对应的异常时间段,分别将异常时间段内的抽水区域影像和异常的流量数据发送至控制中心；根据异常时间段内的抽水区域影像和异常的流量数据判断出水泵的故障类型。本发明提出技术方案中通过将异常流量数据和抽水区域发送至控制中心,使用户快速排除故障,避免安全事故的发生。(The invention discloses a safe starting method of a pump station, which comprises the following steps: starting at least one water pump; detecting flow data of the started water pumps and sending the flow data to a controller; monitoring images of the pumping areas of the water pumps and sending the images to a controller; comparing and analyzing the flow data to judge whether the flow data is abnormal or not; when the flow data is abnormal, closing the water pumps with abnormal flow, and starting the rest water pumps so as to ensure that the number of the working water pumps is not less than that of the initial starting water pumps; after the water pumping area image is obtained, obtaining an abnormal time period corresponding to abnormal flow data, and respectively sending the water pumping area image and the abnormal flow data in the abnormal time period to a control center; and judging the fault type of the water pump according to the image of the water pumping area in the abnormal time period and the abnormal flow data. According to the technical scheme provided by the invention, the abnormal flow data and the pumping area are sent to the control center, so that the user can rapidly remove the fault, and the occurrence of safety accidents is avoided.)

1. A safe starting method of a pump station is characterized by comprising the following steps:

controlling at least one water pump to start through a controller;

detecting flow data of each started water pump through a flow monitor, and sending the flow data to the controller;

monitoring images of the water pumping areas of the water pumps through an image monitor, and sending the images to the controller;

comparing and analyzing the flow data through the controller to judge whether the flow data is abnormal or not;

when the flow data is abnormal, the controller closes the water pumps with abnormal flow, and starts the rest water pumps, so that the number of the working water pumps is not less than that of the initial starting water pumps;

after the water pumping area image is obtained, obtaining an abnormal time period corresponding to abnormal flow data, and respectively sending the water pumping area image and the abnormal flow data in the abnormal time period to the control center through the controller;

and judging the fault type of the water pump by the control center according to the water pumping area image in the abnormal time period and the abnormal flow data.

2. The method for safely starting a pump station according to claim 1, wherein the step of detecting flow data of each water pump started by a flow monitor and sending the flow data to the controller comprises:

respectively detecting the water pumping flow data of the water pumping ports of the started water pumps and the water drainage flow data of the water drainage ports of the started water pumps through the flow monitor, and sending the water pumping flow data and the water drainage flow data to the controller;

the step of monitoring the water pumping area image of each water pump through an image monitor and sending the controller comprises the following steps:

respectively monitoring images of the water pumping areas and images of the water discharging areas of the water pumps through an image monitor, and sending the images to the controller;

the step of comparing and analyzing the flow data through the controller to judge whether the flow data is abnormal includes:

respectively comparing and analyzing the water pumping flow data and the water discharge flow data through the controller to judge whether the flow data is abnormal or not;

after the water pumping area image is obtained, an abnormal time period corresponding to abnormal flow data is obtained, and the step of sending the water pumping area image and the abnormal flow data in the abnormal time period to the control center through the controller respectively comprises the following steps:

after the water pumping area image is obtained, obtaining an abnormal time period corresponding to abnormal flow data in water pumping flow data, and respectively sending the water pumping area image and the abnormal flow data in the abnormal time period to the control center through the controller;

after the drainage area image is obtained, an abnormal time period corresponding to abnormal flow data in the drainage flow data is obtained, and the drainage area image and the abnormal flow data in the abnormal time period are respectively sent to the control center through the controller.

3. The method for safely starting a pump station according to claim 2, wherein the step of turning off the water pump with abnormal flow rate and starting the remaining water pumps by the controller when the flow rate data is abnormal, so that the number of working water pumps is not less than the number of water pumps started initially, comprises:

and when the pumping water flow data and/or the draining water flow data are abnormal, the controller closes the water pumps with abnormal flow and starts the rest water pumps, so that the number of the working water pumps is not less than that of the initial starting water pumps.

4. A method according to any of claims 1-3, wherein the step of controlling the activation of the at least one water pump by the controller comprises:

judging the initial starting number of the water pumps by respectively selecting a flood discharge mode or an operation mode of the controller;

when the flood discharge mode is selected, all the water pumps are started;

and when the operation mode is selected, controlling the starting quantity of each water pump according to the required water pumping quantity.

5. The method for safely starting the pump station according to claim 4, wherein the step of turning off the water pump with abnormal flow rate and starting the remaining water pumps by the controller when the flow rate data is abnormal so that the number of the working water pumps is not less than the number of the water pumps started initially comprises:

when the flow data is abnormal, the controller closes the water pump with abnormal flow, and obtains the real-time water level of the water pumping area and the real-time water level acceleration of the water pumping area;

comparing the real-time water level with the safe water level interval, and comparing the real-time water level acceleration rate and the safe water level acceleration rate of the water pumping area so as to judge the number of the remaining water pumps to be started according to the comparison result;

when the real-time water level of the water pumping area is located in the safe water level interval and the real-time water level acceleration rate of the water pumping area is smaller than or equal to the safe water level acceleration rate, starting the rest water pumps so that the number of the working water pumps is not smaller than the number of the initial starting water pumps;

and when the real-time water level of the water pumping region is higher than the safe water level interval and the real-time water level acceleration rate of the water pumping region is higher than the safe water level acceleration rate, controlling all the remaining water pumps to start to enter a flood discharge mode.

6. The method for safely starting a pump station according to claim 5, wherein the number of the remaining water pumps is in proportion to the real-time water level increase rate of the pumping area.

7. A method according to any of claims 1-3, wherein the step of controlling the activation of the at least one water pump by the controller comprises:

and sending operation information to a preset range around the pumping area by the controller through a communication network, and controlling at least one water pump to start through the controller after the operation information is sent for a preset time period.

8. The method for safely starting a pump station according to claim 7, wherein the step of sending the operation information to the preset range around the pumping area through the controller by using the communication network further comprises:

the controller acquires the current water level and the safe water level, compares the current water level with the safe water level to determine the estimated flood discharge area, determines the flood discharge area according to the flood discharge area and the flood discharge point, and sends prompt information to the mobile terminal in the flood discharge area through the communication network.

9. The method according to claim 8, wherein the step of sending the prompt message to the mobile terminal in the flood area via the communication network comprises:

sending a control request to the mobile terminal in the flood discharge area by the controller through the communication network;

when the mobile terminal receives a control request, positioning the mobile terminal through the communication network, and sending out route guidance from the mobile terminal to the nearest safety point in the flood discharge area according to the positioning;

and when the mobile terminal does not receive the control request, sending flood discharge information and all safety points around the flood discharge area through a communication network.

Technical Field

The invention relates to the technical field of hydraulic engineering, in particular to a safe starting method of a pump station.

Background

The pump station is a complex of electromechanical equipment and building facilities which extracts water from one place to another place, a plurality of water pumps are generally arranged in the pump station for operation, each water pump has a special person for watching, when the operation is needed, the corresponding water pump can be started and watched by workers, but sometimes the workers can neglect the watching of the water pump because other work tasks leave, at the moment, if the water level in the corresponding water pumping area is reduced, the working water pump can be in ineffective operation, and sundries in the water pumping area sometimes block the working water pump, if the water pump is not stopped in time, the working water pump can be damaged, so that safety accidents are caused.

Disclosure of Invention

The invention mainly aims to provide a safe starting method of a pump station, and aims to solve the problem that safety accidents occur when a water pump in the pump station is damaged due to negligence of workers.

In order to achieve the purpose, the safe starting method of the pump station comprises the following steps:

controlling at least one water pump to start through a controller;

detecting flow data of each started water pump through a flow monitor, and sending the flow data to the controller;

monitoring images of the water pumping areas of the water pumps through an image monitor, and sending the images to the controller;

comparing and analyzing the flow data through the controller to judge whether the flow data is abnormal or not;

when the flow data is abnormal, the controller closes the water pumps with abnormal flow, and starts the rest water pumps, so that the number of the working water pumps is not less than that of the initial starting water pumps;

after the water pumping area image is obtained, obtaining an abnormal time period corresponding to abnormal flow data, and respectively sending the water pumping area image and the abnormal flow data in the abnormal time period to the control center through the controller;

and judging the fault type of the water pump by the control center according to the water pumping area image in the abnormal time period and the abnormal flow data.

Preferably, the step of detecting flow data of each of the water pumps started by the flow monitor and sending the flow data to the controller includes:

respectively detecting the water pumping flow data of the water pumping ports of the started water pumps and the water drainage flow data of the water drainage ports of the started water pumps through the flow monitor, and sending the water pumping flow data and the water drainage flow data to the controller;

the step of monitoring the water pumping area image of each water pump through an image monitor and sending the controller comprises the following steps:

respectively monitoring images of the water pumping areas and images of the water discharging areas of the water pumps through an image monitor, and sending the images to the controller;

the step of comparing and analyzing the flow data through the controller to judge whether the flow data is abnormal includes:

respectively comparing and analyzing the water pumping flow data and the water discharge flow data through the controller to judge whether the flow data is abnormal or not;

after the water pumping area image is obtained, an abnormal time period corresponding to abnormal flow data is obtained, and the step of sending the water pumping area image and the abnormal flow data in the abnormal time period to the control center through the controller respectively comprises the following steps:

after the water pumping area image is obtained, obtaining an abnormal time period corresponding to abnormal flow data in water pumping flow data, and respectively sending the water pumping area image and the abnormal flow data in the abnormal time period to the control center through the controller;

after the drainage area image is obtained, an abnormal time period corresponding to abnormal flow data in the drainage flow data is obtained, and the drainage area image and the abnormal flow data in the abnormal time period are respectively sent to the control center through the controller.

Preferably, when the flow data is abnormal, the step of turning off the water pump with abnormal flow by the controller and starting the remaining water pumps so that the number of working water pumps is not less than the number of water pumps initially started includes:

and when the pumping water flow data and/or the draining water flow data are abnormal, the controller closes the water pumps with abnormal flow and starts the rest water pumps, so that the number of the working water pumps is not less than that of the initial starting water pumps.

Preferably, the step of controlling the start of at least one water pump by the controller includes:

judging the initial starting number of the water pumps by respectively selecting a flood discharge mode or an operation mode of the controller;

when the flood discharge mode is selected, all the water pumps are started;

and when the operation mode is selected, controlling the starting quantity of each water pump according to the required water pumping quantity.

Preferably, when the flow data is abnormal, the step of turning off the water pump with abnormal flow by the controller and starting the remaining water pumps so that the number of working water pumps is not less than the number of water pumps initially started includes:

when the flow data is abnormal, the controller closes the water pump with abnormal flow, and obtains the real-time water level of the water pumping area and the real-time water level acceleration of the water pumping area;

comparing the real-time water level with the safe water level interval, and comparing the real-time water level acceleration rate and the safe water level acceleration rate of the water pumping area so as to judge the number of the remaining water pumps to be started according to the comparison result;

when the real-time water level of the water pumping area is located in the safe water level interval and the real-time water level acceleration rate of the water pumping area is smaller than or equal to the safe water level acceleration rate, starting the rest water pumps so that the number of the working water pumps is not smaller than the number of the initial starting water pumps;

and when the real-time water level of the water pumping region is higher than the safe water level interval and the real-time water level acceleration rate of the water pumping region is higher than the safe water level acceleration rate, controlling all the remaining water pumps to start to enter a flood discharge mode.

Preferably, the number of the water pumps which are remained in the water pumping area is in direct proportion to the real-time water level acceleration rate of the water pumping area.

Preferably, the step of controlling the start of at least one water pump by the controller includes:

the controller is used for sending operation information to a preset range around a pumping area by adopting a communication network, and the controller is used for controlling at least one water pump to start after a preset time period sent by the operation information.

Preferably, the step of sending the operation information to the preset range around the water pumping area by the controller through the communication network further includes:

the controller acquires the current water level and the safe water level, compares the current water level with the safe water level to determine the estimated flood discharge area, determines the flood discharge area according to the flood discharge area and the flood discharge point, and sends prompt information to the mobile terminal in the flood discharge area through the communication network.

Preferably, the step of sending the prompt message to the mobile terminal in the flood discharge area through the communication network includes:

sending a control request to the mobile terminal in the flood discharge area by the controller through the communication network;

when the mobile terminal receives a control request, positioning the mobile terminal through the communication network, and sending out route guidance from the mobile terminal to the nearest safety point in the flood discharge area according to the positioning;

and when the mobile terminal does not receive the control request, sending flood discharge information and all safety points around the flood discharge area through a communication network.

Compared with the prior art, the invention at least has the following beneficial effects:

the controller monitors whether each water pump normally works or not by monitoring flow data, when the flow data of any water pump is abnormal, the controller closes the water pump with abnormal flow, and then starts the rest water pumps to ensure the completion of the whole work plan, and the abnormal flow data and the pumping area are sent to the control center, so that a user can quickly remove faults and avoid safety accidents.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic flow chart illustrating an embodiment of a method for safely starting a pump station according to the present invention;

the implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

A method for safely starting a pump station according to an embodiment of the present invention will be described with reference to the drawings.

A method for safely starting a pump station as shown in fig. 1 comprises the following steps:

step S10, controlling at least one water pump to start through the controller;

step S20, detecting flow data of each started water pump through a flow monitor, and sending the flow data to the controller;

step S30, monitoring the water pumping area images of the water pumps through an image monitor, and sending the images to the controller;

step S40, comparing and analyzing the flow data through the controller to judge whether the flow data is abnormal;

step S50, when the flow data is abnormal, the controller closes the water pump with abnormal flow, and starts the rest water pumps, so that the number of the working water pumps is not less than the number of the initial starting water pumps;

step S60, after the water pumping area image is obtained, obtaining an abnormal time period corresponding to abnormal flow data, and respectively sending the water pumping area image and the abnormal flow data in the abnormal time period to the control center through the controller;

and step S70, judging the fault type of the water pump by the control center according to the water pumping area image and the abnormal flow data in the abnormal time period.

In the scheme provided by the invention, the controller monitors whether each water pump works normally or not by monitoring the flow data, when the flow data of any water pump is abnormal, the controller closes the water pump with abnormal flow, and then starts the rest water pumps to ensure the completion of the whole work plan, and the abnormal flow data and the pumping area are sent to the control center, so that a user can quickly remove the fault and the occurrence of safety accidents is avoided.

The general trouble that appears in the region of drawing water is that some floaters such as stump that float block up the mouth that draws water among the process of drawing water to make the water pump can not draw water, make the idle running of corresponding water pump, can make the water pump burn out.

Specifically, the image monitor is further used for monitoring the operation images of the water pumps, and when the flow data are abnormal, the controller respectively sends the water pumping area image in the abnormal time period, the abnormal flow data and the operation images in the abnormal time period of the water pumps with abnormal flow to the control center. Like this can the operating condition of omnidirectional control pump station, look over in proper order and draw water mouth, outlet and water pump running state, the user of being convenient for differentiates the fault type fast.

Specifically, the abnormal time period is a time period between the time when the traffic data is abnormal and the time period for tracing back the abnormal time, for example, the time when the traffic data is abnormal is 10/15/2020, and the time period for tracing back the abnormal time is 30 minutes, so the abnormal time period is a time period between 14/10/14/2020 and 30/10/15/10/2020.

Based on the first embodiment of the safe starting method of the multi-stage pump station of the present invention, in the second embodiment of the present invention, the step S20 includes:

and step S21, respectively detecting the water pumping flow data of the water pumping ports of the started water pumps and the water drainage flow data of the water drainage ports of the started water pumps through the flow monitor, and sending the water pumping flow data and the water drainage flow data to the controller.

Specifically, when the water pumping port is blocked, the time for reducing the water pumping flow data is earlier than the water leakage flow data; when the water outlet is blocked, the time for reducing the water pumping flow data is later than the water discharge flow data; when the water pump is abnormal and stops working, the pumping water flow data and the draining water flow data are simultaneously reduced.

Step S30, including:

and S31, respectively monitoring images of the water pumping areas of the water pumps and images of the water discharging areas of the water pumps through an image monitor, and sending the images to the controller.

The controller receives and stores the images of the water pumping areas and the images of the water discharging areas of the water pumps in real time, so that a user can conveniently track the water pumps after abnormity occurs.

Step S40, including:

and step S41, comparing and analyzing the water pumping flow data and the water discharge flow data respectively through the controller to judge whether the flow data are abnormal or not.

And respectively judging the working states of the water pumping opening and the water discharge opening according to the water pumping flow data and the water discharge flow data.

Step S50, including:

step S51, after the water pumping area image is obtained, obtaining an abnormal time period corresponding to abnormal flow data in the water pumping flow data, and respectively sending the water pumping area image and the abnormal flow data in the abnormal time period to the control center through the controller;

step S52, after acquiring the drainage area image, acquiring an abnormal time period corresponding to abnormal flow data in the drainage flow data, and sending the drainage area image and the abnormal flow data in the abnormal time period to the control center through the controller.

The accurate monitoring of the water pumping opening and the water draining opening is realized, and a user can be ensured to quickly judge which link of the water pump in operation breaks down.

Specifically, the method further includes step S53, when the leakage water flow rate data and the pumping water flow rate data are abnormal at the same time, the controller sends an operation image of the water pump with abnormal flow rate in the abnormal time period to the control center.

Specifically, when the pumping flow data is abnormal or the draining flow data is abnormal, the control center applies to the controller for obtaining an operation image of the water pump with abnormal flow in an abnormal time period.

In a second embodiment of the method for safely starting a multi-stage pump station according to the present invention, in a third embodiment of the present invention, step S40 includes:

and S41, when the pumping water flow data and/or the drainage flow data are abnormal, the controller closes the water pumps with abnormal flow, and starts the rest water pumps, so that the number of the working water pumps is not less than that of the initial starting water pumps.

Each water pump is precisely controlled so that the work plan is not affected by a few water pump failures.

Based on the first to third embodiments of the safe starting method for a multi-stage pump station of the present invention, in the fourth embodiment of the present invention, the step S10 includes:

step S11, judging the initial starting number of the water pumps by respectively selecting the flood discharge mode or the running mode of the controller;

step S12, when the flood discharge mode is selected, all the water pumps are started;

and step S13, when the operation mode is selected, controlling the starting number of each water pump according to the required water pumping amount.

Selecting the number of the started water pumps according to the actual condition, and starting each water pump when the pump station is in a flood discharge mode so that the pump station pumps water with the highest power in a water pumping area; the general operation mode is regular water pumping operation, and the number of the started water pumps can be adjusted according to seasons and the height of the water level.

Based on the fourth embodiment of the method for safely starting a multi-stage pump station according to the present invention, in the fifth embodiment of the present invention, the step S40 includes:

step S42, when the flow data is abnormal, the controller closes the water pump with abnormal flow, and judges the number of the remaining water pumps to be started according to the real-time water level of the water pumping area and the real-time water level acceleration of the water pumping area;

step S43, when the real-time water level of the water pumping area is in the safe water level interval and the real-time water level acceleration rate of the water pumping area is smaller than or equal to the safe water level acceleration rate, starting the rest water pumps to enable the number of the working water pumps to be not smaller than the number of the initial starting water pumps;

and step S44, when the real-time water level of the water pumping area is higher than the safe water level interval and the real-time water level acceleration rate of the water pumping area is larger than the safe water level acceleration rate, the controller enters a flood discharge mode to control the remaining water pumps to be started.

Specifically, detect the regional water level of pumping through ultrasonic water level gauge and water level float real-time water level detection to send to the controller, the controller is floated according to the regional real-time water level of pumping and is calculated the regional water level increase speed of pumping.

The number of the remaining water pumps is started to be in direct proportion to the real-time water level acceleration rate of the water pumping area, and when the real-time water level acceleration rate of the water pumping area exceeds a warning line, the controller enters a flood discharge mode to enable all the water pumps to be started.

Based on the fifth embodiment of the safe starting method of the multi-stage pump station, the number of the residual water pumps in the starting process is in direct proportion to the real-time water level increasing rate of the water pumping area in the sixth embodiment of the invention. And starting the rest water pumps according to the acceleration of the water level so that each water pump can control the water level of the water pumping area timely and rapidly.

Based on the first to third embodiments of the method for safely starting a multi-stage pump station according to the present invention, in the seventh embodiment of the present invention, the step S10 includes:

and step S14, sending operation information to a preset range around the water pumping area by the controller through a communication network, and controlling at least one water pump to start through the controller after the operation information is sent for a preset time period.

The pump station during operation can make the region of drawing water dangerous, can avoid irrelevant personnel to linger in this region through sending operation information, avoids the parameter of incident.

Specifically, step S10 further includes:

step S15, the controller drives the unmanned aerial vehicle to patrol in the water pumping area and the water draining area, and shoots and sends patrol images to the controller, the controller judges whether potential safety hazards appear according to the patrol images, and when the potential safety hazards appear, the controller sends the patrol images to the control center to judge the type of the potential safety hazards;

step S16, when the type of the potential safety hazard is general potential safety hazard, people are dissuaded from the unmanned aerial vehicle;

and step S17, when the unmanned aerial vehicle carries out personnel persuasion for more than a safe time period and the potential safety hazard is not relieved, the control center sends persuasion assisting information to relevant departments through the communication network to request the relevant departments to assist the personnel persuasion.

And step S18, when the type of the potential safety hazard is an accident potential hazard, the control center sends rescue information to relevant departments through the communication network and requests the relevant departments to discharge rescue teams for rescue.

Based on the seventh embodiment of the method for safely starting a multi-stage pump station of the present invention, in the eighth embodiment of the present invention, step S14 further includes:

and step S19, acquiring the current water level and the safe water level through the controller, comparing the current water level with the safe water level to determine the estimated flood discharge area, determining the flood discharge area according to the flood discharge area and the flood discharge point, and sending prompt information to the mobile terminal in the flood discharge area through the communication network.

Based on the eighth embodiment of the safe starting method of the multi-stage pump station of the present invention, in the ninth embodiment of the present invention, the step S19 includes:

step S110, sending a control request to the mobile terminal in the flood discharge area by the controller through the communication network;

step S111, when the mobile terminal receives the control request, the mobile terminal is positioned through the communication network, and route guidance from the mobile terminal to the nearest safe point in the flood discharge area is sent out according to the positioning;

step S112, when the mobile terminal does not receive the control request, sending flood discharge information and each security point around the flood discharge area through the communication network.

And sending a safety point map to the mobile terminal in the flood discharge area, so that the refugees can quickly identify the safety points.

In the description herein, references to the description of the term "one embodiment," "another embodiment," or "first through xth embodiments," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, method steps, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

The above-mentioned serial numbers of the embodiments of the present invention are merely for description and do not represent the merits of the embodiments. Through the above description of the embodiments, those skilled in the art will clearly understand that the method of the above embodiments can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware, but in many cases, the former is a better implementation manner. Based on such understanding, the technical solutions of the present invention may be embodied in the form of a software product, which is stored in a storage medium (such as ROM/RAM, magnetic disk, optical disk) and includes instructions for enabling a terminal (such as a mobile phone, a computer, a server, an air conditioner, or a network device) to execute the method according to the embodiments of the present invention.

While the present invention has been described with reference to the embodiments shown in the drawings, the present invention is not limited to the embodiments, which are illustrative and not restrictive, and it will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope of the invention as defined in the appended claims.