阅读说明：本技术 一种用电设备运行状态的智能管理系统 (Intelligent management system for running state of electric equipment ) 是由 莫志强 王磊 黄伟 程龙 胡萍 于 2021-08-19 设计创作，主要内容包括：本发明公开了一种用电设备运行状态的智能管理系统,涉及设备监测技术领域,包括云服务器、数据采集模块、数据处理模块、数据分析模块、设备状态统计模块以及预警模块,实现了用电设备的运行状态的自动化统计且更为及时,同时可以避免人为误差；还实现了对实时数据进行监控,并可以对电力设备的运行进行过程控制,方便时候追溯,管理人员通过上传到云服务器的用电设备的数据,从而能够快速的对用电设备的运行状态进行监测,从而大大的提高了用电设备的管理效率；该方案使用时间段内的平均功率,消除了设备运行中实时功率波动较大的干扰,使得准确度更加准确。(The invention discloses an intelligent management system for the running state of electric equipment, which relates to the technical field of equipment monitoring and comprises a cloud server, a data acquisition module, a data processing module, a data analysis module, an equipment state statistical module and an early warning module, so that the running state of the electric equipment is automatically counted more timely, and human errors can be avoided; the monitoring of real-time data is realized, the process control of the operation of the power equipment can be realized, the data can be conveniently traced, and a manager can quickly monitor the operation state of the power equipment by uploading the data of the power equipment to the cloud server, so that the management efficiency of the power equipment is greatly improved; the scheme uses the average power in a time period, eliminates the interference of large real-time power fluctuation in the operation of equipment, and ensures that the accuracy is more accurate.)

1. An intelligent management system for the running state of electric equipment comprises a cloud server, a data acquisition module and an early warning module, and is characterized in that the cloud server is in communication connection with a data processing module, a data analysis module and an equipment state statistics module;

the data acquisition module is used for acquiring the power data of the electric equipment;

the data processing module is used for processing the electric power data acquired by the data acquisition module so as to acquire a forward active electric energy reading sequence and acquire an average power value P_n3；

The data analysis module is used for obtaining the average power value P according to the data processing module_n3, analyzing the running state of the electric equipment and sending the analyzed data to an equipment state statistical module;

the device state statistics module is used for acquiring the running time and the power consumption of the electric equipment in each running state, and then respectively acquiring the turn-on rate KJ, the load rate FZ and the average load P of the electric equipment_AverageTherefore, the statistics of the running state of the electric equipment is completed.

2. The system for intelligently managing the operating state of the electric equipment according to claim 1, wherein the collection process of the power data of the electric equipment comprises the following steps: the method comprises the steps that a three-phase alternating current electric energy meter is installed at a power supply of electric equipment, three-phase voltage of the electric equipment and three-phase current of a three-phase current transformer are obtained through the three-phase electric energy meter within a duration time of t, and electric parameters obtained by the three-phase electric energy meter within a time period of the duration time of t are marked as parameter sets.

3. The system for intelligently managing the operating state of electric equipment according to claim 2, wherein the installation process of the three-phase alternating-current electric energy meter comprises the following steps: respectively marking three-phase voltage ends of the three-phase alternating current electric energy meter as U_a、U_b、U_c(ii) a Three-phase voltage end U of three-phase alternating current electric energy meter_a、U_b、U_cThe three-phase current transformers are respectively connected with corresponding phases of the three-phase power, and the three-phase current transformers are respectively arranged on outgoing lines of the three-phase power; respectively marking three-phase current ends of the three-phase electric energy meter as I_a、I_b、I_cAnd connecting the three-phase current terminal I of the three-phase electric energy meter_a、I_b、I_cAnd the current three-phase ends corresponding to the secondary side currents of the three-phase current transformer are respectively connected.

4. The system according to claim 2, wherein the processing of the power data comprises: obtaining active power P of electric equipment_t(ii) a According to active power P_tObtaining forward active electric energy W1 consumed by electric equipment in time 0-t_t(ii) a Then repeating the steps to obtain positive active electric energy consumed in a time period of 0-2t, and recording as W2_tAnd the forward active electric energy Wn consumed in the 0-nt time period is obtained by analogy_t(ii) a Obtaining a forward active electric energy reading sequence W1_t、W2_t……Wn_t(ii) a When n is more than or equal to 3, then pair is obtainedShould mean power value P in the 3t period before time nt_n3。

5. The system for intelligently managing the operating state of the electric equipment according to claim 4, wherein the process of analyzing the operating state of the electric equipment comprises: when 0 < P_n3≤P_ShutdownIn time, the running state of the electric equipment at nt is shutdown; when P is present_Shutdown＜P_n3≤P_StandbyWhen the running state of the electric equipment at nt is standby; when P is present_Standby＜P_n3≤P_{Operation of}When the running state of the electric equipment at nt is running; when P is present_n3＞P_{Operation of}If the power of the electric equipment is overloaded at nt time, the early warning module sends early warning information; wherein P is_ShutdownFor the shutdown power threshold, P_StandbyIs a standby power threshold, P_{Operation of}Is the operating power threshold.

6. The system according to claim 2, wherein the statistical process of the running time of the electric device in each running state by the device state statistical module comprises: respectively acquiring the times of the running states of the electric equipment as shutdown, standby and running, and respectively recording the times as n_Shutdown、n_StandbyAnd n_{Operation of}(ii) a By the formula t_Shutdown＝n_{Is to be taken down}t、t_Standby＝n_{Standby channel}t and t_{Operation of}＝n_{Run in}t obtaining the downtime t of the electric equipment respectively_ShutdownThe down time t of the electric equipment_StandbyAnd the down time t of the consumer_{Operation of}。

7. The system according to claim 6, wherein the statistical process of the power consumption of the electric equipment in each operating state by the equipment state statistical module comprises: respectively acquiring active power of the electric equipment in the running states of shutdown, standby and running, and respectively recording the active power as the active powerP_n3_{i shutdown}、P_n3_{j Standby}、P_n3_{k run}(ii) a Respectively by formulaAndobtaining the total power consumption W when the running state of the electric equipment is shutdown_ShutdownAnd the total power consumption W when the power consumption equipment is in standby state_StandbyAnd the total power consumption W when the power utilization equipment is in operation_{Operation of}。

8. The system according to claim 1, wherein the three-phase electric energy meter uploads the parameter set to the gateway through a ModbusDTU protocol via a 485 interface, and the parameter set is converted into a TCP/IP protocol by the gateway and uploaded to the cloud server in a 4G manner for storage.

Technical Field

The invention belongs to the technical field of equipment monitoring, and particularly relates to an intelligent management system for the running state of electric equipment.

Background

With the development of industry, the demand for power consumption is increasing, and therefore, the power consumption safety of the power consumption equipment is more important. The existing electric equipment is often unreasonably used in the using process, so that the electric equipment is overloaded, burnt out and has certain potential safety hazard;

and in actual production process, to the control of consumer's running state, still rely on artifical statistics equipment running data mostly, then carry out the analysis to consumer's running state, such mode is wasted time and energy, the managerial efficiency is low, and when the real-time power fluctuation is great among the equipment operation process, then can produce great influence to the analysis result, when how to improve equipment management efficiency, can eliminate the influence that the equipment operation is undulant brings, be the problem that we need solve, for this reason, the intelligent management system who now provides a consumer running state.

Disclosure of Invention

The invention aims to provide an intelligent management system for the running state of electric equipment.

The purpose of the invention can be realized by the following technical scheme: an intelligent management system for the running state of electric equipment comprises a cloud server, a data acquisition module and an early warning module, wherein the cloud server is in communication connection with a data processing module, a data analysis module and an equipment state statistical module;

the data acquisition module is specifically a three-phase alternating current electric energy meter and is used for acquiring electric power data of electric equipment;

the data processing module is used for processing the electric power data acquired by the data acquisition module so as to acquire a forward active electric energy reading sequence and acquire an average power value P_n3；

The data analysis module is used for obtaining the average power value P according to the data processing module_n3, analyzing the running state of the electric equipment and sending the analyzed dataTo a device state statistics module;

the device state statistics module is used for acquiring the running time and the power consumption of the electric equipment in each running state, and then respectively acquiring the turn-on rate KJ, the load rate FZ and the average load P of the electric equipment_AverageTherefore, the statistics of the running state of the electric equipment is completed.

Further, the process of acquiring the power data of the electric equipment comprises the following steps: the method comprises the steps that a three-phase alternating current electric energy meter is installed at a power supply of electric equipment, three-phase voltage of the electric equipment and three-phase current of a three-phase current transformer are obtained through the three-phase electric energy meter within a duration time of t, and electric parameters obtained by the three-phase electric energy meter within a time period of the duration time of t are marked as parameter sets.

Further, the installation process of the three-phase alternating current electric energy meter comprises the following steps: respectively marking three-phase voltage ends of the three-phase alternating current electric energy meter as U_a、U_b、U_c(ii) a Three-phase voltage end U of three-phase alternating current electric energy meter_a、U_b、U_cThe three-phase current transformers are respectively connected with corresponding phases of the three-phase power, and the three-phase current transformers are respectively arranged on outgoing lines of the three-phase power; respectively marking three-phase current ends of the three-phase electric energy meter as I_a、I_b、I_cAnd connecting the three-phase current terminal I of the three-phase electric energy meter_a、I_b、I_cAnd the current three-phase ends corresponding to the secondary side currents of the three-phase current transformer are respectively connected.

Further, the processing procedure of the power data comprises the following steps: obtaining active power P of electric equipment_t(ii) a According to active power P_tObtaining forward active electric energy W1 consumed by electric equipment in time 0-t_t(ii) a Then repeating the steps to obtain positive active electric energy consumed in a time period of 0-2t, and recording as W2_tAnd the forward active electric energy Wn consumed in the 0-nt time period is obtained by analogy_t(ii) a Obtaining a forward active electric energy reading sequence W1 through step S3_t、W2_t……Wn_t(ii) a When n is more than or equal to 3, obtaining the average power value P in the 3t time period before the corresponding time nt_n3。

Further, the process of analyzing the operating state of the electric device includes: when 0 < P_n3≤P_ShutdownIn time, the running state of the electric equipment at nt is shutdown; when P is present_Shutdown＜P_n3≤P_StandbyWhen the running state of the electric equipment at nt is standby; when P is present_Standby＜P_n3≤P_{Operation of}When the running state of the electric equipment at nt is running; when P is present_n3＞P_{Operation of}If the power of the electric equipment is overloaded at nt time, the early warning module sends early warning information; wherein P is_ShutdownFor the shutdown power threshold, P_StandbyIs a standby power threshold, P_{Operation of}Is the operating power threshold.

Further, the statistical process of the running time of the electric equipment in each running state by the equipment state statistical module comprises the following steps: respectively acquiring the times of the running states of the electric equipment as shutdown, standby and running, and respectively recording the times as n_Shutdown、n_StandbyAnd n_{Operation of}(ii) a By the formula t_Shutdown＝n_Shutdown×t、t_Standby＝n_StandbyX t and t_{Operation of}＝n_{Operation of}Obtaining the downtime t of the electric equipment respectively by x t_ShutdownThe down time t of the electric equipment_StandbyAnd the down time t of the consumer_{Operation of}。

Further, the process of counting the power consumption of the electric equipment in each operating state by the equipment state counting module includes: respectively acquiring active power of the electric equipment in the running states of shutdown, standby and running, and respectively recording the active power as P_n3_{i shutdown}、P_n3_{j Standby}、P_n3_{k run}(ii) a Respectively by formulaAndobtaining the total power consumption W when the running state of the electric equipment is shutdown_ShutdownThe running state of the electric equipment is standbyTotal power consumption W of the machine_StandbyAnd the total power consumption W when the power utilization equipment is in operation_{Operation of}。

Further, the three-phase electric energy meter uploads the parameter set to the gateway through a ModbusDTU protocol through a 485 interface, then the parameter set is converted into a TCP/IP protocol through the gateway, and the TCP/IP protocol is uploaded to the cloud server and stored in a 4G mode.

The invention has the beneficial effects that:

1. compared with a manual statistical mode, the scheme realizes automatic statistics of the running state of the electric equipment, and is more timely; meanwhile, compared with the traditional manual counting mode, the method can avoid human errors; the running state of the electric equipment can be monitored in a process by monitoring the real-time data of the electric equipment, so that the reason can be traced better and more conveniently, and a manager can quickly monitor the running state of the electric equipment by uploading the data of the electric equipment to the cloud server, so that the management efficiency of the electric equipment is greatly improved;

2. compared with a statistical mode by modifying equipment, the scheme only needs to be deployed on the existing energy management system, and the cost is lower; the time is counted, meanwhile, the power consumption and the average power in each state can be counted, and the development of energy-saving work is facilitated;

3. compared with a mode of judging by using the real-time power of the equipment, the scheme uses the average power in a time period, eliminates the interference of larger real-time power fluctuation in the operation of the equipment, and ensures that the accuracy is more accurate.

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 drawings without creative efforts.

Fig. 1 is a schematic block diagram of an intelligent management system for operating states of electric devices.

Detailed Description

As shown in fig. 1, an intelligent management system for an operating state of an electrical device includes a cloud server, a data acquisition module, a data processing module, a data analysis module, an equipment state statistics module, and an early warning module, and the modules are connected in a communication manner;

the data acquisition module is specifically three-phase alternating current electric energy meter for obtain consumer's electric power data, concrete collection process includes following step:

step C1: installing a three-phase alternating current electric energy meter at a power supply of electric equipment, wherein the installation process of the three-phase alternating current electric energy meter specifically comprises the following steps:

step C11: respectively marking three-phase voltage ends of the three-phase alternating current electric energy meter as U_a、U_b、U_c；

Step C12: three-phase voltage end U of three-phase alternating current electric energy meter_a、U_b、U_cThe three-phase current transformers are respectively connected with corresponding phases of the three-phase power, and the three-phase current transformers are respectively arranged on outgoing lines of the three-phase power;

step C13: respectively marking three-phase current ends of the three-phase electric energy meter as I_a、I_b、I_cAnd connecting the three-phase current terminal I of the three-phase electric energy meter_a、I_b、I_cThe current three-phase ends corresponding to the secondary side currents of the three-phase current transformer are respectively connected;

step C2: the three-phase voltage of the electric equipment is obtained through the three-phase electric energy meter and respectively marked as U₁、U₂And U₃(ii) a The three-phase current of the three-phase current transformer is obtained through the three-phase electric energy meter and respectively marked as I₁、I₂And I₃The method comprises the following steps that a three-phase electric energy meter acquires three-phase voltage of electric equipment and three-phase current of a three-phase current transformer, wherein the continuous acquisition time of the three-phase voltage of the electric equipment and the continuous acquisition time of the three-phase current transformer are t, and the unit of the t is h;

step C3: marking power parameters obtained by the three-phase electric energy meter within a time period with the continuous acquisition time t as parameter groups;

step C4: and sending the data obtained in the steps C1-C3 to a data processing module.

It needs to be further explained that the three-phase electric energy meter uploads the parameter set to the gateway through a 485 interface through a ModbusDTU protocol, then the parameter set is converted into a TCP/IP protocol by the gateway, and the TCP/IP protocol is uploaded to the cloud server and stored in a 4G mode;

the data processing module is used for processing the electric power data acquired by the data acquisition module, and the specific process comprises the following steps:

step S1: during the time period of 0-t, by the formula P_t＝U₁×I₁×PF₁+U₂×I₂×PF₂+U₃×I₃×PF₃Obtaining active power P of electric equipment_t(ii) a Wherein the PF₁、PF₂、PF₃Three-phase power factors respectively;

step S2: according to active power P_tObtaining forward active electric energy W1 consumed by electric equipment in time 0-t_t(ii) a Wherein W1_t＝∫P_tdt；

Step S3: repeating the steps S1-S2 to obtain positive active electric energy consumed in the time period of 0-2t, and recording the positive active electric energy as W2_tAnd the forward active electric energy Wn consumed in the 0-nt time period is obtained by analogy_t(ii) a Wherein n is an integer;

step S4: obtaining a forward active electric energy reading sequence W1 through step S3_t、W2_t……Wn_t(ii) a When n is more than or equal to 3, obtaining P through a formula_n3＝(W_n-W_n-3) Obtaining the average power value P in the 3t time period before the corresponding time nt by multiplying A/3t_n3; wherein A is the multiplying power of the three-phase current transformer;

step S5: the data obtained in steps S1-S4 is sent to a data analysis module.

The data analysis module is used for analyzing the running state of the electric equipment according to the data obtained by the data processing module, and the specific analysis process comprises the following steps:

step F1: respectively setting the running states of the electric equipment as shutdown, standby and running;

step F2: respectively setting shutdown power threshold values P according to the operating states of the electric equipment_ShutdownStandby power threshold P_StandbyOperating power threshold P_{Operation of}；

Step F3: when 0 < P_n3≤P_ShutdownIn time, the running state of the electric equipment at nt is shutdown;

when P is present_Shutdown＜P_n3≤P_StandbyWhen the running state of the electric equipment at nt is standby;

when P is present_Standby＜P_n3≤P_{Operation of}When the running state of the electric equipment at nt is running;

when P is present_n3＞P_{Operation of}If the power of the electric equipment is overloaded at nt time, the early warning module sends early warning information;

step F4: uploading the analysis results obtained in the steps F1-F3 to the device status statistics module.

The equipment state statistics module is used for counting the running time and the power consumption of the electric equipment in each running state, and the specific process comprises the following steps:

step T1: respectively acquiring the times of the running states of the electric equipment as shutdown, standby and running, and respectively recording the times as n_Shutdown、n_StandbyAnd n_{Operation of}；

Step T2: by the formula t_Shutdown＝n_ShutdownX t obtaining the downtime t of the electric equipment_Shutdown；

By the formula t_Standby＝n_StandbyX t obtaining the downtime t of the electric equipment_Standby；

By the formula t_{Operation of}＝n_{Operation of}X t obtaining the downtime t of the electric equipment_{Operation of}；

Step T3: respectively acquiring active power of the electric equipment in the running states of shutdown, standby and running, and respectively recording the active power as P_n3_{i shutdown}、P_n3_{j Standby}、P_n3_{k run}(ii) a Where i is 1, 2, … …, n_Shutdown(ii) a It is composed ofWhere j is 1, 2, … …, n_Standby(ii) a Where k is 1, 2, … …, n_{Operation of}；

Step T4: by the formulaObtaining the total power consumption W when the running state of the electric equipment is shutdown_Shutdown(ii) a By the formulaObtaining the total power consumption W when the electric equipment is in a standby state_Standby(ii) a By the formulaObtaining the total power consumption W when the running state of the electric equipment is running_{Operation of}；

Step T5: by the formula KJ ═ t_Standby+t_{Operation of})/(t_Standby+t_{Operation of}+t_Shutdown) Obtaining the turn-on rate KJ of the electric equipment; by the formula FZ ═ t_{Operation of}/(t_Standby+t_{Operation of}) Obtaining a load factor FZ of the electric equipment; by the formula P_Average＝W_{Operation of}/t_{Operation of}The average load of the electric equipment is obtained.

In the specific implementation process, the device state counting module uploads the acquired turn-on rate, load rate and average load of the electric equipment to the cloud server, and a manager can monitor the running state of the electric equipment rapidly through uploading the data of the electric equipment to the cloud server, so that the management efficiency of the electric equipment is greatly improved.

The above formulas are all calculated by removing dimensions and taking numerical values thereof, the formula is a formula which is obtained by acquiring a large amount of data and performing software simulation to obtain the closest real situation, and the preset parameters and the preset threshold value in the formula are set by the technical personnel in the field according to the actual situation or obtained by simulating a large amount of data.

In the embodiments provided by the present invention, it should be understood that the disclosed apparatus, device and method can be implemented in other ways. For example, the above-described apparatus embodiments are merely illustrative, and for example, the division of the modules is only one logical functional division, and there may be other divisions when the actual implementation is performed; the modules described as separate parts may or may not be physically separate, and parts displayed as modules may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the method of the embodiment.

Finally, it should be noted that the above examples are only intended to illustrate the technical process of the present invention and not to limit the same, and although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical process of the present invention without departing from the spirit and scope of the technical process of the present invention.