CN202661119U - Intelligent online oil flow metering device - Google Patents
Intelligent online oil flow metering device Download PDFInfo
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- CN202661119U CN202661119U CN 201220302647 CN201220302647U CN202661119U CN 202661119 U CN202661119 U CN 202661119U CN 201220302647 CN201220302647 CN 201220302647 CN 201220302647 U CN201220302647 U CN 201220302647U CN 202661119 U CN202661119 U CN 202661119U
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- stainless steel
- mass flowmeter
- oil
- steel connecting
- connecting tube
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Abstract
The utility model discloses an intelligent online oil flow metering device which comprises a bracket, two metal hoses, a controller, and a mass flowmeter, a pressure transmitter, a temperature transmitter, an electric regulating valve and a stainless steel connecting pipeline which are fixed on a bracket, wherein the mass flowmeter detects the oil flow; the electric regulating valve regulates the oil flow; the pressure transmitter detects the oil pressure; the temperature transmitter detects the oil temperature; a correction circuit and a data display circuit are arranged in the controller; the output ends of the pressure transmitter, the temperature transmitter and the mass flowmeter are connected with the input end of the correction circuit; and the output end of the correction circuit is connected with the data display circuit. According to the metering device, the influence of improper process on the measurement accuracy under working conditions can be effectively avoided; and meanwhile, the measurement error caused by temperature and pressure change is corrected and compensated, and the measurement accuracy is improved.
Description
Technical field
The utility model relates to the storage transportation technology, relates in particular to a kind of oil product flow quantity intelligent on-line metering device for product oil block trade handshaking.
Background technology
Flow monitoring and metering are the important component parts in the product oil accumulating robotization, also are the significant datas that is related to Business Economic Benefit simultaneously.Because the product oil of turnover tank field all will measure by flowmeter, so the reliability of flowmeter has just become the common thing of paying close attention to of both parties with accuracy.
At present, the mode that adopts high-end flowmeter (such as coriolis mass flowmeters) to measure in the trade transaction process of product oil is generally accepted; But the practical effect of high-end flowmeter can not reach the accuracy requirement of anticipation, and the accuracy in the laboratory is very good often, just problem occurred after on-the-spot.Analyze its reason, the operating mode that mainly is actual complex is larger on the impact of flow accuracy, as mechanical vibration, pipeline stress, sealing gasket are eccentric, front straight length is too short, vibrating tube causes the situations such as two-phase flow generation towards improper or outlet without back pressure, larger measuring error is brought in the capital, bring economic loss to applying unit, and the inconvenience management has also brought difficulty to metrological supervision and administration simultaneously.
The utility model content
Goal of the invention: in order to overcome the deficiencies in the prior art, the utility model provides a kind of oil product flow quantity intelligent on-line metering device, improves the on-line metering accuracy of flow in the product oil block trade handshaking.
Technical scheme: for solving the problems of the technologies described above, the technical solution adopted in the utility model is:
A kind of oil product flow quantity intelligent on-line metering device, comprise support, mass flowmeter, pressure unit, temperature transmitter, electric control valve, stainless steel connecting tube, two metal hose and controllers with rapid-acting coupling, described two metal hoses are designated as respectively oil inlet hose and fuel-displaced flexible pipe; Described mass flowmeter, pressure unit, temperature transmitter, electric control valve, stainless steel connecting tube all are fixed on the support; Mass flowmeter detects the flow of transporting oil in the stainless steel connecting tube, electric control valve is regulated the flow of transporting oil in the stainless steel connecting tube, pressure unit detects the pressure of transporting oil in the stainless steel connecting line, temperature transmitter detects the temperature of transporting oil in the stainless steel connecting line, be provided with the correction circuit of the real time data of mass flowmeter detection being revised according to the pressure and temperature of transporting oil in the stainless steel connecting line in the controller, data display circuit, pressure unit, the input end of the output termination correction circuit of temperature transmitter and mass flowmeter, the output termination data display circuit of correction circuit.
In the said structure, all be fixed on the parts such as stainless steel connecting tube, temperature transmitter, pressure unit, electric control valve, mass flowmeter on the support, effectively avoid inappropriate technology under the working condition, such as mechanical vibration, pipeline stress, seal are eccentric, front straight length is too short, the vibrating tube impact that improper or outlet causes the situation such as two-phase flow generation to be brought without back pressure towards mouth; Be equipped with simultaneously controller, in real time the data that mass flowmeter detects revised according to temperature, the pressure of transporting oil in the stainless steel connecting line, and show a user by display circuit.During use, only need to by the rapid-acting coupling on the metal hose can make things convenient for exterior tubing between be connected.
Preferably, described controller adopts the PLC controller, and is concrete, adopts the STEP 7Micro WINV4.0SP6 of Siemens to carry out the PLC programming, is aided with simultaneously Visual C, the programming platform of the background programs such as Visual Basic, and configuration software adopts wincc V6.2; Whole system is carried out configuration and programming according to correlometer gauge model, beginning and the end of adopting software control data to gather, and then the umber of pulse that namely mass flowmeter sends in certain time period calculates corresponding flow accumulation amount.Simultaneity factor can change the measured deviation that causes to Yin Wendu, pressure and carry out correction-compensation, so that the measurement result expanded uncertainty of device is no more than 0.2%.
Preferably, described mass flowmeter adopts coriolis mass flowmeters, and such as the coriolis mass flowmeters of CMF type, its flowmeter limits of error only are ± 0.1%.
Described controller also is provided with the valve port regulating circuit that the valve port opening of electric control valve is regulated, the output termination electric control valve of described valve port regulating circuit; By the valve port regulating circuit valve port of electric control valve is adjusted, can be allowed mass flowmeter be operated in optimum condition, guarantee its accuracy.Such as when oil product just begins to carry, reducing the electric control valve valve port opening, until after oil product is full of whole measuring apparatus, enlargement discharge again; Again reduce the electric control valve valve port opening in the oil product conveying when soon finishing, make oil product be in the full packages state always.By the regulating electric variable valve, can give the certain back pressure of mass flowmeter simultaneously, make the top hole pressure of mass flowmeter greater than the saturated vapor pressure (particularly in summer) of transporting oil, eliminate the measurement deviation that the oil product gasification causes.
Simultaneously, this case can also be designed to movably structure, is convenient to the movement of this measuring apparatus, such as support Design being become movably steel construction.
Beneficial effect: the oil product flow quantity intelligent on-line metering device that the utility model provides, can effectively avoid under the working condition inappropriate technology on the impact of accuracy of measurement, simultaneously, Yin Wendu, pressure are changed the measured deviation that causes carry out correction-compensation, can be so that the measurement result expanded uncertainty of device be no more than 0.2%.
Description of drawings
Fig. 1 is structural representation of the present invention;
Fig. 2 is PLC control principle drawing in the example.
Embodiment
Below in conjunction with accompanying drawing the utility model is further described.
Be illustrated in figure 1 as a kind of oil product flow quantity intelligent on-line metering device, comprise movably steel support 8, coriolis mass flowmeters 7, pressure unit 1, temperature transmitter 3, electric control valve 4, stainless steel connecting tube 2, two metal hose and controllers 6 with rapid-acting coupling, described two metal hoses are designated as respectively oil inlet hose 10 and fuel-displaced flexible pipe 5; Described coriolis mass flowmeters 7, pressure unit 1, temperature transmitter 3, electric control valve 4, stainless steel connecting tube 2 all are fixed on the support 8; The flow of 7 pairs of stainless steel connecting tube 2 interior transporting oils of mass flowmeter detects, the flow of 4 pairs of stainless steel connecting tube 2 interior transporting oils of electric control valve is regulated, the pressure of 1 pair of stainless steel connecting tube 2 interior transporting oil of pressure unit detects, the temperature of 3 pairs of stainless steel connecting tube 2 interior transporting oils of temperature transmitter detects, be provided with the correction circuit of the real time data of coriolis mass flowmeters 7 detections being revised according to the pressure and temperature of stainless steel connecting line 2 interior transporting oils in the controller 6, the valve port regulating circuit that the valve port opening of electric control valve 4 is regulated, data display circuit, pressure unit 1, the input end of the output termination correction circuit of temperature transmitter 3 and coriolis mass flowmeters 7, the output termination data display circuit of correction circuit, the output termination electric control valve 4 of valve port regulating circuit.
This case adopts the STEP7Micro WINV4.0SP6 of Siemens to carry out the PLC programming, is aided with simultaneously Visual C, the programming platform of the background programs such as Visual Basic, and configuration software adopts wincc V6.2; Whole system is carried out configuration and programming according to correlometer gauge model, beginning and the end of adopting software control data to gather, and then the umber of pulse that namely mass flowmeter sends in certain time period calculates corresponding flow accumulation amount.Simultaneity factor can change the measured deviation that causes to Yin Wendu, pressure and carry out correction-compensation, so that the measurement result expanded uncertainty of device is no more than 0.2%.Concrete PLC control principle as shown in Figure 2.
When device uses, at first according to the steering handle metal hose access external pipeline system of medium motion, then enter accounting procedure.Be noted that the valve port opening that reduces electric control valve when medium begins to carry this moment, until after medium is full of whole measuring apparatus, and enlargement discharge again; Again reduce the electric control valve valve port opening when medium transport soon finishes, make oil product be in the full packages state always, the flowmeter of ensuring the quality of products is operated in optimum condition.By the valve port opening of regulating electric variable valve valve, give the certain back pressure of flowmeter simultaneously, make the pressure of mass flowmeter outlet greater than the saturated vapour pressure (particularly in summer) of pumped (conveying) medium, eliminate the measurement deviation that causes because of the medium gasification.
The above only is preferred implementation of the present utility model; be noted that for those skilled in the art; under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (4)
1. oil product flow quantity intelligent on-line metering device, it is characterized in that: this device comprises support (8), mass flowmeter (7), pressure unit (1), temperature transmitter (3), electric control valve (4), stainless steel connecting tube (2), two metal hose and controllers (6) with rapid-acting coupling, and described two metal hoses are designated as respectively oil inlet hose (10) and fuel-displaced flexible pipe (5); Described mass flowmeter (7), pressure unit (1), temperature transmitter (3), electric control valve (4), stainless steel connecting tube (2) all are fixed on the support (8); Mass flowmeter (7) detects the flow of the interior transporting oil of stainless steel connecting tube (2), electric control valve (4) is regulated the flow of the interior transporting oil of stainless steel connecting tube (2), pressure unit (1) detects the pressure of the interior transporting oil of stainless steel connecting tube (2), temperature transmitter (3) detects the temperature of the interior transporting oil of stainless steel connecting tube (2), be provided with the correction circuit of the real time data of mass flowmeter (7) detection being revised according to the pressure and temperature of the interior transporting oil of stainless steel connecting tube (2) in the controller (6), data display circuit, pressure unit (1), the input end of the output termination correction circuit of temperature transmitter (3) and mass flowmeter (7), the output termination data display circuit of correction circuit.
2. described oil product flow quantity intelligent on-line metering device according to claim 1, it is characterized in that: described controller (6) adopts the PLC controller.
3. described oil product flow quantity intelligent on-line metering device according to claim 1, it is characterized in that: described mass flowmeter (7) adopts coriolis mass flowmeters.
4. described oil product flow quantity intelligent on-line metering device according to claim 1, it is characterized in that: described controller (6) also is provided with the valve port regulating circuit that the valve port opening of electric control valve (4) is regulated, the output termination electric control valve (4) of described valve port regulating circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220302647 CN202661119U (en) | 2012-06-26 | 2012-06-26 | Intelligent online oil flow metering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220302647 CN202661119U (en) | 2012-06-26 | 2012-06-26 | Intelligent online oil flow metering device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202661119U true CN202661119U (en) | 2013-01-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220302647 Expired - Lifetime CN202661119U (en) | 2012-06-26 | 2012-06-26 | Intelligent online oil flow metering device |
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| Country | Link |
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| CN (1) | CN202661119U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105091965A (en) * | 2014-05-12 | 2015-11-25 | 上海一诺仪表有限公司 | Coriolis mass flow meter apparatus with pressure compensation |
| CN108318110A (en) * | 2017-12-25 | 2018-07-24 | 中核北方核燃料元件有限公司 | A kind of minute gas meter proof calibrating installation |
| CN112393697A (en) * | 2020-11-09 | 2021-02-23 | 南京市计量监督检测院 | Method for nondestructively measuring internal size of medical luer gauge |
-
2012
- 2012-06-26 CN CN 201220302647 patent/CN202661119U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105091965A (en) * | 2014-05-12 | 2015-11-25 | 上海一诺仪表有限公司 | Coriolis mass flow meter apparatus with pressure compensation |
| CN108318110A (en) * | 2017-12-25 | 2018-07-24 | 中核北方核燃料元件有限公司 | A kind of minute gas meter proof calibrating installation |
| CN112393697A (en) * | 2020-11-09 | 2021-02-23 | 南京市计量监督检测院 | Method for nondestructively measuring internal size of medical luer gauge |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: NANJING INSTITUTE OF MEASUREMENT AND TESTING TECHN Free format text: FORMER OWNER: NANJING TIANTI SYSTEMS ENGINEERING CONTROLLING CO., LTD. Effective date: 20141104 Owner name: S + M TECHNOLOGY (NANJING) CO., LTD. Free format text: FORMER OWNER: NANJING INSTITUTE OF MEASUREMENT AND TESTING TECHNOLOGY Effective date: 20141104 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 210000 NANJING, JIANGSU PROVINCE TO: 211100 NANJING, JIANGSU PROVINCE |
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| TR01 | Transfer of patent right |
Effective date of registration: 20141104 Address after: 211100, No. 1 East Jin Xin Road, Nanjing economic and Technological Development Zone, Jiangsu, 1 Patentee after: Thermo Technology (Nanjing) Co.,Ltd. Patentee after: NANJING INSTITUTE OF MEASUREMENT AND TESTING TECHNOLOGY Address before: Xinzhuang village Longpan road Xuanwu District Nanjing 210000 Jiangsu province No. 57 Patentee before: Nanjing Institute of Measurement and Testing Technology Patentee before: NANJING TIANTI SYSTEM ENGINEERING CONTROLLING CO.,LTD. |
|
| C56 | Change in the name or address of the patentee |
Owner name: NANJING TIANTI AUTOMATION EQUIPMENT CO., LTD. Free format text: FORMER NAME: S + M TECHNOLOGY (NANJING) CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: 211100 1 building, No. 1 East Jin Xin Road, Jiangning economic and Technological Development Zone, Jiangsu, Nanjing Patentee after: Nanjing TIANTI automation equipment Co.,Ltd. Patentee after: NANJING INSTITUTE OF MEASUREMENT AND TESTING TECHNOLOGY Address before: 211100, No. 1 East Jin Xin Road, Nanjing economic and Technological Development Zone, Jiangsu, 1 Patentee before: Thermo Technology (Nanjing) Co.,Ltd. Patentee before: Nanjing Institute of Measurement and Testing Technology |
|
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 211100 1 building, No. 1 East Jin Xin Road, Jiangning economic and Technological Development Zone, Jiangsu, Nanjing Patentee after: NANJING TIANTI AUTOMATION EQUIPMENT Co.,Ltd. Patentee after: NANJING INSTITUTE OF MEASUREMENT AND TESTING TECHNOLOGY Address before: 211100 1 building, No. 1 East Jin Xin Road, Jiangning economic and Technological Development Zone, Jiangsu, Nanjing Patentee before: Nanjing TIANTI automation equipment Co.,Ltd. Patentee before: Nanjing Institute of Measurement and Testing Technology |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130109 |