阅读说明：本技术 倾斜状态油量测量机构 (Heeling condition oil measurement mechanism ) 是由 梁惠兰 赵晨 于 2018-11-01 设计创作，主要内容包括：本发明涉及一种倾斜状态油量测量机构,包括：倾斜度分析设备,设置在所述车辆的底盘内,用于检测所述车辆的当前倾斜度,并输出所述当前倾斜度；液位测量仪,设置在所述车辆的油箱的侧面,用于测量所述车辆的油箱的侧面的实时液位,以获得并输出实时油箱液位；液面辨识设备,与图像锐化设备连接,用于提取边缘锐化分块中的液面图形,确定所述液面图形中的形心在所述边缘锐化分块中的景深以作为中央液面景深输出；油量解析设备,与液面辨识设备连接,用于在当前倾斜度未超过预设角度阈值时,基于所述中央液面景深确定车辆的油箱内的剩余油量。通过本发明,在各种倾斜状态下都能够实现对车辆剩余油量的准确测量。(The present invention relates to a kind of heeling condition oil measurement mechanisms, comprising: gradient analytical equipment is arranged in the chassis of the vehicle, for detecting the present inclination of the vehicle, and exports the present inclination；The side of the fuel tank of the vehicle is arranged in fluid level measuring instrument, the real-time level of the side of the fuel tank for measuring the vehicle, to obtain and export real-time oil tank liquid level；Liquid level identification apparatus is connect with image sharpening equipment, for extracting the liquid level figure in edge sharpening piecemeal, determines the depth of field of the centroid in the edge sharpening piecemeal in the liquid level figure to export as the central liquid level depth of field；Oil mass analyzing device is connect with liquid level identification apparatus, for determining the Fuel Oil Remaining in the fuel tank of vehicle based on the central liquid level depth of field when present inclination is less than predetermined angle threshold value.Through the invention, the accurate measurement to vehicle Fuel Oil Remaining can be realized under various heeling conditions.)

1. a kind of heeling condition oil measurement mechanism, which is characterized in that the mechanism includes:

Gradient analytical equipment is arranged in the chassis of the vehicle, for detecting the present inclination of the vehicle, and exports The present inclination；

The side of the fuel tank of the vehicle is arranged in fluid level measuring instrument, the side of the fuel tank for measuring the vehicle it is real-time Liquid level, to obtain and export real-time oil tank liquid level.

2. heeling condition oil measurement as described in claim 1 mechanism, which is characterized in that the mechanism further include:

The top center position of the fuel tank of the vehicle is arranged in fuel tank imager, the liquid level for the fuel tank to the vehicle Imaging movement is carried out, to obtain and export field imaging image.

3. heeling condition oil measurement as claimed in claim 2 mechanism, which is characterized in that the mechanism further include:

The side of the fuel tank imager is arranged in secondary light source, provides for the imaging movement for the fuel tank imager auxiliary Help illumination.

4. heeling condition oil measurement as claimed in claim 3 mechanism, which is characterized in that the mechanism further include:

Oil mass analyzing device, respectively with the gradient analytical equipment, the fluid level measuring instrument, the secondary light source and the oil Case imager connection, for starting the fuel tank imager and described when the present inclination is more than predetermined angle threshold value Secondary light source closes the fluid level measuring instrument；

The oil mass analyzing device is also used to close the oil when the present inclination is less than the predetermined angle threshold value Case imager and the secondary light source, start the fluid level measuring instrument；

Form and aspect gradient analysis equipment is connect with the fuel tank imager, for obtaining each picture in the field imaging image Each form and aspect signal component value of vegetarian refreshments, for each pixel, each form and aspect signal component value of each pixel based on its neighborhood Determine the form and aspect variation grades of all directions around it；In the form and aspect gradient analysis equipment, each picture based on its neighborhood Each form and aspect signal component value of vegetarian refreshments determines that the form and aspect variation degree of all directions around it includes: will be around it in a direction Greatest measure in each form and aspect signal component value of each pixel subtracts minimum value and obtains corresponding difference；

Direction processing equipment is connect with the form and aspect gradient analysis equipment, for being directed to each pixel, is existed around it When the form and aspect variation grades of a direction are more than predetermined level threshold value, determine that the pixel is change of gradient point；

Analytical density equipment is connect with the direction processing equipment, for receiving each gradient in the field imaging image Change point, and change of gradient point in the field imaging image most image blocks is occurred into as high density piecemeal and is exported；

Field processing equipment is connect with the analytical density equipment, for receiving the high density piecemeal, to the high density point Block executes image enhancement processing, to obtain in-situ processing piecemeal；

Data lifting means is connect with the field processing equipment, for receiving the in-situ processing piecemeal, and to the scene Piecemeal degree of comparing promotion processing is handled, promotes piecemeal to obtain data, and export the data and promote piecemeal；

Image sharpening equipment is connect with the field processing equipment, promotes piecemeal for receiving the data, and to the data It promotes piecemeal and executes edge sharpening processing, to obtain corresponding edge sharpening piecemeal；

Static storage device is connect with the direction processing equipment, for receiving the predetermined level threshold value, and will be described default Grade threshold is sent to the direction processing equipment；

Liquid level identification apparatus sharpens equipment with described image and connect, for extracting the liquid level figure in the edge sharpening piecemeal, Determine the depth of field of the centroid in the edge sharpening piecemeal in the liquid level figure to export as the central liquid level depth of field；

Wherein, the oil mass analyzing device is also connect with the liquid level identification apparatus, for being less than in the present inclination When the predetermined angle threshold value, the Fuel Oil Remaining in the fuel tank of the vehicle is determined based on the central liquid level depth of field.

5. heeling condition oil measurement as claimed in claim 4 mechanism, it is characterised in that:

In the oil mass analyzing device, the Fuel Oil Remaining packet in the fuel tank of the vehicle is determined based on the central liquid level depth of field Include: the center liquid level depth of field is deeper, and the Fuel Oil Remaining in the fuel tank of the vehicle determined is fewer.

6. heeling condition oil measurement as claimed in claim 5 mechanism, it is characterised in that:

In the form and aspect gradient analysis equipment, the corresponding difference is bigger, and the form and aspect variation grades of corresponding direction are bigger.

7. heeling condition oil measurement as claimed in claim 6 mechanism, it is characterised in that:

The form and aspect gradient analysis equipment further includes data extracting unit, for receiving the field imaging image, and from described Form and aspect signal component value, luminance components value and the saturation degree signal component value of each pixel are extracted in field imaging image.

8. heeling condition oil measurement as claimed in claim 7 mechanism, it is characterised in that:

The oil mass analyzing device is based on the level gauging when the present inclination is less than the predetermined angle threshold value The real-time oil tank liquid level that instrument is sent determines the Fuel Oil Remaining in the fuel tank of the vehicle.

Technical field

The present invention relates to oil measurement field more particularly to a kind of heeling condition oil measurement mechanisms.

Background technique

Oil mass monitors the continuous acquisition by the relative percentage signal to oil consumption sensor, cooperates calibration algorithm, by it It is converted into corresponding volume information, realizes and the oil mass of fuel tank is monitored；In conjunction with GPS system, the driving status of vehicle is learnt, lead to Certain logical relation is crossed, the fuel consumption information of vehicle, oil mass abnormal consumption information etc. are obtained；Finally by GPRS network, will count According to transmitting on given server.The oil consumption monitor supervision platform of server installation customization, it, which analyzes these data, sorts out, and makes User can be apparent from oil consumption and the location information of vehicle.

Summary of the invention

In order to solve the technical problem of vehicle Fuel Oil Remaining measurement accuracy difference under inclination of vehicle state, the present invention provides A kind of heeling condition oil measurement mechanism.

For this purpose, the present invention needs to have following three key inventives point:

(1) all directions around it are determined based on each form and aspect signal component value of each pixel of neighborhood of pixel points to be analyzed Form and aspect variation grades, whether be change of gradient point with determination pixel to be analyzed；(2) change of gradient point in image is occurred most More image blocks is exported as high density piecemeal to be used for image procossing；(3) it introduces liquid level identification apparatus and extracts high density point Liquid level figure in block determines the depth of field of the centroid in the liquid level figure in high density piecemeal using as central liquid level scape It is deep, oil mass analyzing device is used to determine the Fuel Oil Remaining in the fuel tank of vehicle, the center based on the central liquid level depth of field The liquid level depth of field is deeper, and the Fuel Oil Remaining in the fuel tank of the vehicle determined is fewer.

According to an aspect of the present invention, a kind of heeling condition oil measurement mechanism is provided, the mechanism includes:

Gradient analytical equipment is arranged in the chassis of the vehicle, for detecting the present inclination of the vehicle, and Export the present inclination；The side of the fuel tank of the vehicle is arranged in fluid level measuring instrument, for measuring the oil of the vehicle The real-time level of the side of case, to obtain and export real-time oil tank liquid level.

More specifically, in heeling condition oil measurement mechanism, further includes:

The top center position of the fuel tank of the vehicle is arranged in fuel tank imager, for the fuel tank to the vehicle Liquid level carries out imaging movement, to obtain and export field imaging image.

More specifically, in heeling condition oil measurement mechanism, further includes:

The side of the fuel tank imager is arranged in secondary light source, mentions for the imaging movement for the fuel tank imager For floor light.

More specifically, in heeling condition oil measurement mechanism, further includes:

Oil mass analyzing device, respectively with the gradient analytical equipment, the fluid level measuring instrument, the secondary light source and institute State fuel tank imager connection, for the present inclination be more than predetermined angle threshold value when, start the fuel tank imager and The secondary light source closes the fluid level measuring instrument；The oil mass analyzing device is also used to be less than in the present inclination When the predetermined angle threshold value, the fuel tank imager and the secondary light source are closed, the fluid level measuring instrument is started；Form and aspect ladder Analytical equipment is spent, is connect with the fuel tank imager, for obtaining each of each pixel in the field imaging image Form and aspect signal component value is determined around it for each pixel based on each form and aspect signal component value of each pixel of its neighborhood The form and aspect variation grades of all directions；In the form and aspect gradient analysis equipment, each pixel based on its neighborhood it is each Form and aspect signal component value determines that the form and aspect variation degree of all directions around it includes: by each pixel around it in a direction Each form and aspect signal component value in greatest measure subtract minimum value and obtain corresponding difference；Direction processing equipment, with the form and aspect The connection of gradient analysis equipment, for being directed to each pixel, the form and aspect variation grades around it there are a direction are more than When predetermined level threshold value, determine that the pixel is change of gradient point；Analytical density equipment connects with the direction processing equipment It connects, for receiving each change of gradient point in the field imaging image, and by change of gradient in the field imaging image There is most image blocks and exports as high density piecemeal in point；Field processing equipment is connect with the analytical density equipment, is used In receiving the high density piecemeal, image enhancement processing is executed to the high density piecemeal, to obtain in-situ processing piecemeal；Data Lifting means is connect with the field processing equipment, for receiving the in-situ processing piecemeal, and to the in-situ processing piecemeal Degree of comparing promotion processing promotes piecemeal to obtain data, and exports the data and promote piecemeal；Image sharpening equipment, with The field processing equipment connection promotes piecemeal for receiving the data, and it is sharp to promote piecemeal execution edge to the data Change processing, to obtain corresponding edge sharpening piecemeal；Static storage device is connect, for receiving with the direction processing equipment The predetermined level threshold value, and the predetermined level threshold value is sent to the direction processing equipment；Liquid level identification apparatus, with institute The connection of image sharpening equipment is stated, for extracting the liquid level figure in the edge sharpening piecemeal, is determined in the liquid level figure The depth of field of the centroid in the edge sharpening piecemeal as the central liquid level depth of field to export；Wherein, the oil mass analyzing device is also It is connect with the liquid level identification apparatus, it is described for being based on when the present inclination is less than the predetermined angle threshold value The central liquid level depth of field determines the Fuel Oil Remaining in the fuel tank of the vehicle.

Specific embodiment

The embodiment of heeling condition oil measurement mechanism of the invention will be described in detail below.

By oil mass acquisition, equipment is per second wants a data to sensor, then utilizes the data mean value in 5s (settable) Obtain filtered data, this data is according to obtaining relatively accurate volume information by calibration algorithm to equipment；Calibration The principle of algorithm is exactly to customize data according to different fuel tanks, guarantees that data are accurate.Then GPS data receives vehicle heading letter Breath.Auxiliary judgment oil mass data obtain oil pump capacity result.Setting includes sensor height, sensor ID number, the filtering etc. of sensor The filtering time of grade and equipment；These need restarting equipment that can just come into force；In addition rear horse can be set in the calibrating parameters of sensor On come into force.Equipment is uploaded onto the server one group of data, including time, position, oil mass, alarm state information；When occurring, oil mass is different Chang Shi can steal oil and upload data of this variation after refueling, the time including starting, position, oil mass and end when Between, position, oil mass can parse.

In order to overcome above-mentioned deficiency, the present invention has built a kind of heeling condition oil measurement mechanism, can effectively solve the problem that phase The technical issues of answering.

The heeling condition oil measurement mechanism shown according to an embodiment of the present invention includes:

Gradient analytical equipment is arranged in the chassis of the vehicle, for detecting the present inclination of the vehicle, and Export the present inclination；

The side of the fuel tank of the vehicle is arranged in fluid level measuring instrument, the side of the fuel tank for measuring the vehicle Real-time level, to obtain and export real-time oil tank liquid level.

Then, continue that the specific structure of heeling condition oil measurement mechanism of the invention is further detailed.

In heeling condition oil measurement mechanism, further includes:

The top center position of the fuel tank of the vehicle is arranged in fuel tank imager, for the fuel tank to the vehicle Liquid level carries out imaging movement, to obtain and export field imaging image.

In heeling condition oil measurement mechanism, further includes:

The side of the fuel tank imager is arranged in secondary light source, mentions for the imaging movement for the fuel tank imager For floor light.

In heeling condition oil measurement mechanism, further includes:

Oil mass analyzing device, respectively with the gradient analytical equipment, the fluid level measuring instrument, the secondary light source and institute State fuel tank imager connection, for the present inclination be more than predetermined angle threshold value when, start the fuel tank imager and The secondary light source closes the fluid level measuring instrument；

The oil mass analyzing device is also used to when the present inclination is less than the predetermined angle threshold value, closes institute Fuel tank imager and the secondary light source are stated, the fluid level measuring instrument is started；

Form and aspect gradient analysis equipment is connect with the fuel tank imager, each in the field imaging image for obtaining Each form and aspect signal component value of a pixel, for each pixel, each form and aspect of each pixel based on its neighborhood at Score value determines the form and aspect variation grades of all directions around it；In the form and aspect gradient analysis equipment, based on each of its neighborhood Each form and aspect signal component value of a pixel determines that the form and aspect variation degree of all directions around it includes: by a direction around it On each pixel each form and aspect signal component value in greatest measure subtract minimum value and obtain corresponding difference；

Direction processing equipment is connect with the form and aspect gradient analysis equipment, for being directed to each pixel, around it When being more than predetermined level threshold value there are the form and aspect variation grades of a direction, determine that the pixel is change of gradient point；

Analytical density equipment is connect with the direction processing equipment, each in the field imaging image for receiving Change of gradient point, and it is defeated as high density piecemeal that most image blocks occurred in change of gradient point in the field imaging image Out；

Field processing equipment is connect with the analytical density equipment, for receiving the high density piecemeal, to described highly dense It spends piecemeal and executes image enhancement processing, to obtain in-situ processing piecemeal；

Data lifting means is connect with the field processing equipment, for receiving the in-situ processing piecemeal, and to described In-situ processing piecemeal degree of comparing promotion processing promotes piecemeal to obtain data, and exports the data and promote piecemeal；

Image sharpening equipment is connect with the field processing equipment, promotes piecemeal for receiving the data, and to described Data promote piecemeal and execute edge sharpening processing, to obtain corresponding edge sharpening piecemeal；

Static storage device is connect with the direction processing equipment, for receiving the predetermined level threshold value, and will be described Predetermined level threshold value is sent to the direction processing equipment；

Liquid level identification apparatus sharpens equipment with described image and connect, for extracting the liquid level in the edge sharpening piecemeal Figure determines the depth of field of the centroid in the edge sharpening piecemeal in the liquid level figure using defeated as the central liquid level depth of field Out；

Wherein, the oil mass analyzing device is also connect with the liquid level identification apparatus, for the present inclination not When more than the predetermined angle threshold value, the Fuel Oil Remaining in the fuel tank of the vehicle is determined based on the central liquid level depth of field.

In heeling condition oil measurement mechanism: in the oil mass analyzing device, based on the central liquid level scape Fuel Oil Remaining in the deep fuel tank for determining the vehicle includes: that the central liquid level depth of field is deeper, the oil of the vehicle determined Fuel Oil Remaining in case is fewer.

In heeling condition oil measurement mechanism: in the form and aspect gradient analysis equipment, the corresponding difference is got over Greatly, the form and aspect variation grades of corresponding direction are bigger.

In heeling condition oil measurement mechanism: the form and aspect gradient analysis equipment further includes data extracting unit, For receiving the field imaging image, and extract from the field imaging image form and aspect signal component value, bright of each pixel Spend signal component value and saturation degree signal component value.

In heeling condition oil measurement mechanism: the oil mass analyzing device is less than institute in the present inclination When stating predetermined angle threshold value, determined based on the real-time oil tank liquid level that the fluid level measuring instrument is sent surplus in the fuel tank of the vehicle Excess oil amount.

In addition, the static storage can be replaced using SDRAM chip in heeling condition oil measurement mechanism Equipment.SDRAM:Synchronous Dynamic Random Access Memory, synchronous DRAM, synchronizing is Refer to memory need of work synchronised clock, the transmission of internal order and the transmission of data are all on the basis of him；Dynamic refers to storage Array needs continuous refresh to guarantee that data are not lost；Refer to that data do not store successively not instead of linearly at random, freely specifies Address carries out reading and writing data.The clock frequency of SDR SDRAM is exactly the frequency of data storage.The operating voltage of SDRAM is 3.3V.

It is inaccurate for oil mass detection under heeling condition in the prior art using heeling condition oil measurement mechanism of the invention True technical problem determines each side around it based on each form and aspect signal component value of each pixel of neighborhood of pixel points to be analyzed To form and aspect variation grades, whether be change of gradient point with determination pixel to be analyzed；Change of gradient point in image is occurred most More image blocks is exported as high density piecemeal to be used for image procossing；It is mentioned particular, it is important that introducing liquid level identification apparatus The liquid level figure in high density piecemeal is taken, determines the depth of field of the centroid in the liquid level figure in high density piecemeal in The liquid level depth of field is entreated, uses oil mass analyzing device to determine the Fuel Oil Remaining in the fuel tank of vehicle based on the central liquid level depth of field, The center liquid level depth of field is deeper, and the Fuel Oil Remaining in the fuel tank of the vehicle determined is fewer；To solve above-mentioned technology Problem.

It is understood that although the present invention has been disclosed in the preferred embodiments as above, above-described embodiment not to Limit the present invention.For any person skilled in the art, without departing from the scope of the technical proposal of the invention, Many possible changes and modifications all are made to technical solution of the present invention using the technology contents of the disclosure above, or are revised as With the equivalent embodiment of variation.Therefore, anything that does not depart from the technical scheme of the invention are right according to the technical essence of the invention Any simple modifications, equivalents, and modifications made for any of the above embodiments still fall within the range of technical solution of the present invention protection It is interior.