CN217112346U - Fuel oil heat sink test control system - Google Patents
Fuel oil heat sink test control system Download PDFInfo
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- CN217112346U CN217112346U CN202122912010.0U CN202122912010U CN217112346U CN 217112346 U CN217112346 U CN 217112346U CN 202122912010 U CN202122912010 U CN 202122912010U CN 217112346 U CN217112346 U CN 217112346U
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Abstract
The utility model discloses a fuel heat sink test control system, which comprises a power output circulation test bed, a refrigeration temperature control unit and a heating temperature control unit, wherein the power output circulation test bed is respectively connected with the refrigeration temperature control unit and the heating temperature control unit; the power output circulation test bed comprises a cold oil tank, a hot oil tank, a fuel pump, an electric three-way converging valve, a mixed oil detection device and a control cabinet, wherein the cold oil tank is connected with a cold oil outlet pipe, and the hot oil tank is connected with a hot oil outlet pipe; the cold oil outlet pipe and the hot oil outlet pipe are correspondingly connected with two input ports of the electric three-way flow converging valve, an output port of the electric three-way flow converging valve is connected with a fuel pump, the fuel pump is connected with a mixed oil outlet pipe, and a mixed oil detection device is arranged on the mixed oil outlet pipe. The utility model discloses can realize carrying out the automatically regulated of temperature, pressure, flow to the fuel medium of output, reach the fuel medium temperature quick adjustment's of output purpose.
Description
Technical Field
The utility model belongs to the technical field of adjust or control system, specifically relate to a heat sink test control system of fuel.
Background
In the prior fuel oil heat sink test, a medium adopted by a test system is fuel oil substitute liquid, and the difference between the tested data and the real situation is large; at present, no mature and formed equipment can provide a fuel medium with a proper temperature for a test system, and the temperature of the fuel medium cannot be automatically adjusted to be used by the test system. Therefore, there is an urgent need to develop a fuel heat sink control apparatus that can solve the above problems.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems, the utility model makes up the defects of the prior art and provides a fuel oil heat sink test control system; the utility model discloses can realize carrying out the automatically regulated of temperature, pressure, flow to the fuel medium of output, reach the fuel medium temperature quick adjustment's of output purpose.
In order to achieve the above purpose, the utility model adopts the following technical scheme.
The utility model relates to a fuel heat sink test control system, which comprises a power output circulation test bed, a refrigeration temperature control unit and a heating temperature control unit, wherein the power output circulation test bed is respectively connected with the refrigeration temperature control unit and the heating temperature control unit; the power output circulation test bed comprises a cold oil tank, a hot oil tank, a fuel pump, an electric three-way converging valve, a mixed oil detection device and a control cabinet, wherein the cold oil tank is connected with a cold oil outlet pipe, and the hot oil tank is connected with a hot oil outlet pipe;
the cold oil outlet pipe and the hot oil outlet pipe are correspondingly connected with two input ports of the electric three-way flow converging valve, an output port of the electric three-way flow converging valve is connected with a fuel pump, the fuel pump is connected with a mixed oil outlet pipe, and a mixed oil detection device is arranged on the mixed oil outlet pipe;
the mixed oil detection device and the electric three-way converging valve are electrically connected with the control cabinet, heat exchange devices are arranged in the cold oil tank and the hot oil tank, and the cold oil tank and the hot oil tank are correspondingly connected with the refrigeration temperature control unit and the heating temperature control unit through the heat exchange devices.
As a preferred scheme of the utility model, the power output circulation test bed further comprises a test bed rack, and a cold oil tank, a hot oil tank, a fuel pump, an electric three-way converging valve, a cold oil outlet pipe, a hot oil outlet pipe, a mixed oil detection device and a control cabinet are all arranged on the test bed rack; the cold oil tank and the hot oil tank are erected on the rear side of the test bed rack, and the control cabinet is arranged in the middle of the test bed rack on the front side of the cold oil tank and the hot oil tank; the cold oil outlet pipe, the hot oil outlet pipe, the electric three-way converging valve, the fuel pump, the mixed oil outlet pipe and the mixed oil detection device are arranged below the cold oil tank and the hot oil tank.
Furthermore, a cold oil temperature sensor and a cold oil tank level meter are arranged on the cold oil tank, the cold oil temperature sensor is mounted at the top of the cold oil tank, and the cold oil tank level meter is mounted at the side of the cold oil tank; the hot oil tank is provided with a hot oil temperature sensor and a hot oil tank level meter, the hot oil temperature sensor is mounted at the top of the hot oil tank, and the hot oil tank level meter is mounted at the side of the hot oil tank.
As another preferred scheme of the present invention, the mixed oil detecting device on the mixed oil outlet pipe comprises a mixed oil flow meter, a mixed oil pressure sensor, and a mixed oil temperature sensor, wherein the mixed oil flow meter, the mixed oil pressure sensor, and the mixed oil temperature sensor are distributed on the mixed oil outlet pipe; the mixed oil outlet pipe is provided with an oil outlet.
As the utility model discloses a another kind of preferred scheme, be provided with the check valve on the miscella play oil pipe between fuel pump and the miscella detection device, electronic tee bend confluence valve is provided with the filter with the fuel pump junction.
As another preferred scheme of the utility model, an oil return pipeline and a valve mounting rack are also arranged on the test bed rack, and the oil return pipeline is respectively connected with a cold oil tank and a hot oil tank; an electric pressure regulating valve and an electric three-way flow divider are arranged on the oil return pipeline, and the oil return pipeline is divided into two paths through the electric three-way flow divider and correspondingly connected with a cold oil tank and a hot oil tank; the electric pressure regulating valve and the electric three-way flow divider valve are erected on the valve mounting frame, and the oil return pipeline is provided with an oil return port.
As another preferred scheme of the utility model, the heat exchange device in the cold oil tank and the hot oil tank has the same structure, the heat exchange device comprises two groups of coil pipes arranged in each oil tank, a middle partition plate and a reinforcing rib are arranged in each oil tank, the two groups of coil pipes are arranged at two sides of the middle partition plate and fixed through the reinforcing rib, the two groups of coil pipes pass through the middle partition plate and are communicated, and through holes are distributed on the middle partition plate; the upper end parts of the two groups of coil pipes in the cold oil tank are provided with low-temperature heat exchange coil pipe inlets and outlets which are arranged on the outer side of the wall of the cold oil tank; the upper ends of the two groups of coils in the hot oil tank are provided with high-temperature heat exchange coil inlets and outlets which are arranged on the outer side of the wall of the hot oil tank.
As another preferred scheme of the utility model, the refrigeration temperature control unit is provided with a low-temperature heat exchange medium inlet and outlet, and the low-temperature heat exchange medium inlet and outlet are connected with the low-temperature heat exchange coil inlet and outlet; and a high-temperature heat exchange medium inlet and outlet is arranged on the heating and temperature control unit and connected with a high-temperature heat exchange coil inlet and outlet.
As another preferred scheme of the utility model, the control cabinet comprises an industrial personal computer, an NI case and a frequency converter, and a touch screen is arranged on the front panel of the control cabinet; the industrial personal computer, the NI case and the frequency converter are electrically connected, the signal output end of the industrial personal computer is connected with the touch screen, the signal output ends of a mixed oil flowmeter, a mixed oil pressure sensor and a mixed oil temperature sensor which form the mixed oil detection device are respectively connected with the signal input end of the NI case, and the signal output end of the frequency converter is connected with a motor of the fuel pump; the electric three-way confluence valve, the electric three-way confluence valve and the electric pressure regulating valve are all electrically connected with the industrial personal computer.
As another preferred scheme of the utility model, the model that refrigeration accuse temperature unit adopted is LN-60W-E2, and the model that heating accuse temperature unit adopted is UC-A3830E 1.
The utility model has the advantages of.
The utility model provides a fuel heat sink test control system, through the switch board that sets up and mixed oil flowmeter, mixed oil pressure sensor, mixed oil temperature sensor, can realize carrying on the automatic regulation of temperature, pressure, flow to the fuel medium of output; the method comprises the following steps that an electric three-way confluence valve is adopted to mix cold oil and hot oil, the mixed oil temperature is detected by a mixed oil temperature sensor, the detected temperature is fed back to a control cabinet, and the control cabinet controls and adjusts the opening of the electric three-way confluence valve by comparing the detected temperature with a set temperature difference value; the closed-loop control of the electric three-way confluence valve and the mixed oil temperature sensor is realized, and the purpose of quickly adjusting the temperature of the output fuel medium is achieved.
Drawings
In order to make the technical problem, technical scheme and beneficial effect that the utility model solved more clearly understand, it is right to combine the attached drawing and detailed description mode below the utility model discloses further detailed description. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Fig. 1 is a perspective view of an angle of the fuel heat sink test control system of the present invention.
Fig. 2 is a schematic perspective view of another angle of the fuel heat sink test control system of the present invention.
Fig. 3 is a schematic view of the front perspective structure of the utility model with the control cabinet removed.
Fig. 4 is a schematic view of the north-view three-dimensional structure of the present invention without the control cabinet.
Fig. 5 is a schematic view of the three-dimensional structure of the refrigeration temperature control unit of the fuel heat sink test control system of the present invention.
Fig. 6 is a schematic view of a three-dimensional structure of a heating temperature control unit of the fuel heat sink test control system of the present invention.
Fig. 7 is a schematic structural diagram of the internal heat exchange device of the cold oil tank and the hot oil tank of the fuel heat sink test control system of the utility model.
Fig. 8 is a flowchart of the operation of the fuel heat sink test control system of the present invention.
The labels in the figure include: 1 is a cold oil tank; 2 is a cold oil temperature sensor; 3 is a cold oil tank level meter; 4 is a hot oil tank; 5 is a level meter of the hot oil tank; 6 is an output oil port; 7 is an electric pressure regulating valve; 8 is a valve mounting rack; 9 is a filter; 10 is an electric three-way flow divider; 11 is an electric three-way converging valve; 12 is a cold oil outlet pipe; 13 is a hot oil outlet pipe; 14 is a mixed oil outlet pipe; 15 is an oil return port; 16 is an oil return pipeline; 17 is a mixed oil temperature sensor; 18 is a mixed oil flowmeter; 19 is a hot oil temperature sensor; 20 is a test bed rack; 21 is a control cabinet; 22 is an inlet and an outlet of the high-temperature heat exchange coil; 23 is an inlet and an outlet of the low-temperature heat exchange coil; 24 is a one-way valve; 25 is an inlet and an outlet of a low-temperature heat exchange medium; 26 is an inlet and an outlet of a high-temperature heat exchange medium; 27 is a refrigeration temperature control unit; 28 is a heating temperature control unit; 29 is a coil pipe; 30 is a middle clapboard; 31 is a reinforcing rib; the fuel pump 32.
Detailed Description
With reference to fig. 1 to 8, the fuel heat sink test control system of the present invention includes a power output circulation test bed, a refrigeration temperature control unit 27 and a heating temperature control unit 28, wherein the power output circulation test bed is respectively connected to the refrigeration temperature control unit 27 and the heating temperature control unit 28; the power output circulation test bed comprises a cold oil tank 1, a hot oil tank 4, a fuel pump 32, an electric three-way converging valve 11, a mixed oil detection device and a control cabinet 21, wherein the cold oil tank 1 is connected with a cold oil outlet pipe 12, and the hot oil tank 4 is connected with a hot oil outlet pipe 13; the cold oil outlet pipe 12 and the hot oil outlet pipe 13 are correspondingly connected with two input ports of the electric three-way converging valve 11, an output port of the electric three-way converging valve 11 is connected with a fuel pump 32, the fuel pump 32 is connected with a mixed oil outlet pipe 14, and a mixed oil detection device is arranged on the mixed oil outlet pipe 14; the mixed oil detection device and the electric three-way converging valve 11 are electrically connected with the control cabinet 21, heat exchange devices are arranged in the cold oil tank 1 and the hot oil tank 4, and the cold oil tank 1 and the hot oil tank 4 are correspondingly connected with the refrigeration temperature control unit 27 and the heating temperature control unit 28 through the heat exchange devices. The power output circulation test bed also comprises a test bed rack 20, wherein a cold oil tank 1, a hot oil tank 4, a fuel pump 32, an electric three-way converging valve 11, a cold oil outlet pipe 12, a hot oil outlet pipe 13, a mixed oil outlet pipe 14, a mixed oil detection device and a control cabinet 21 are all arranged on the test bed rack 20; the cold oil tank 1 and the hot oil tank 4 are erected on the rear side of the test bed rack 20, and the control cabinet 21 is arranged in the middle of the test bed rack 20 on the front side of the cold oil tank 1 and the hot oil tank 4; the cold oil outlet pipe 12, the hot oil outlet pipe 13, the electric three-way converging valve 11, the fuel pump 32, the mixed oil outlet pipe 14 and the mixed oil detection device are all arranged below the cold oil tank 1 and the hot oil tank 4.
The cold oil tank 1 is provided with a cold oil temperature sensor 2 and a cold oil tank level meter 3, the cold oil temperature sensor 2 is arranged at the top of the cold oil tank 1, and the cold oil tank level meter 3 is arranged at the side of the cold oil tank 1; the cold oil temperature sensor 2 is used for detecting the temperature of the cold oil tank 1, and the cold oil tank liquid level meter 3 is used for detecting the liquid level height of the fuel medium in the cold oil tank 1. A hot oil temperature sensor 19 and a hot oil tank liquid level meter 5 are arranged on the hot oil tank 4, the hot oil temperature sensor 19 is arranged at the top of the hot oil tank 4, and the hot oil tank liquid level meter 5 is arranged on the side of the hot oil tank 4; the hot oil temperature sensor 19 is used for detecting the temperature of the hot oil tank 4, and the hot oil tank liquid level meter 5 is used for detecting the liquid level height of the oil medium in the hot oil tank 4.
The mixed oil detection device on the mixed oil outlet pipe 14 comprises a mixed oil flowmeter 18, a mixed oil pressure sensor and a mixed oil temperature sensor 17, wherein the mixed oil flowmeter 18, the mixed oil pressure sensor and the mixed oil temperature sensor 17 are distributed on the mixed oil outlet pipe 14; the mixed oil outlet pipe 14 is provided with an outlet port 6; a one-way valve 24 is arranged on the mixed oil outlet pipe 14 between the fuel pump 32 and the mixed oil detection device, and a filter 9 is arranged at the joint of the electric three-way converging valve 11 and the fuel pump 32; the function of the one-way valve 24 is to prevent the mixed fuel from flowing backwards, and the function of the filter 9 is to filter the mixed fuel flowing out from the output port of the electric three-way confluence valve 11.
The test bed rack 20 is also provided with an oil return pipeline 16 and a valve mounting rack 8, and the oil return pipeline 16 is respectively connected with the cold oil tank 1 and the hot oil tank 4; the oil return pipeline 16 is provided with an electric pressure regulating valve 7 and an electric three-way diverter valve 10, and the oil return pipeline 16 is divided into two paths through the electric three-way diverter valve 10 and correspondingly connected with the cold oil tank 1 and the hot oil tank 4; the electric pressure regulating valve 7 and the electric three-way flow divider valve 10 are erected on the valve mounting rack 8, and the oil return pipeline 16 is provided with an oil return opening 15.
The heat exchange devices in the cold oil tank 1 and the hot oil tank 4 are identical in structure, each heat exchange device comprises two groups of coil pipes 29 arranged in each oil tank, a middle partition plate 30 and reinforcing ribs 31 are arranged in each oil tank, the two groups of coil pipes 29 are arranged on two sides of the middle partition plate 30 and fixed through the reinforcing ribs 31, the two groups of coil pipes 29 penetrate through the middle partition plate 30 to be communicated, and through holes are distributed in the middle partition plate 30; the upper ends of the two groups of coils 29 in the cold oil tank 1 are provided with low-temperature heat exchange coil inlet and outlet 23, and the low-temperature heat exchange coil inlet and outlet 23 is arranged on the outer side of the wall of the cold oil tank 1; the upper ends of two groups of coils 29 in the hot oil tank 4 are provided with high-temperature heat exchange coil inlets and outlets 22, and the high-temperature heat exchange coil inlets and outlets 22 are arranged on the outer side of the wall of the hot oil tank 4. The refrigeration temperature control unit 27 is provided with a low-temperature heat exchange medium inlet and outlet 25, and the low-temperature heat exchange medium inlet and outlet 25 is connected with the low-temperature heat exchange coil inlet and outlet 23; the heating temperature control unit 28 is provided with a high-temperature heat exchange medium inlet/outlet 26, and the high-temperature heat exchange medium inlet/outlet 26 is connected with the high-temperature heat exchange coil inlet/outlet 22.
The control cabinet 21 comprises an industrial personal computer, an NI case and a frequency converter, and a touch screen is arranged on the front side panel of the control cabinet 21; the industrial personal computer, the NI case and the frequency converter are electrically connected, the signal output end of the industrial personal computer is connected with the touch screen, the signal output ends of a mixed oil flowmeter 18, a mixed oil pressure sensor and a mixed oil temperature sensor 17 which form a mixed oil detection device are respectively connected with the signal input end of the NI case, and the signal output end of the frequency converter is connected with a motor of the fuel pump 32; the electric three-way confluence valve 11, the electric three-way shunt valve 10 and the electric pressure regulating valve 7 are all electrically connected with an industrial personal computer, and the industrial personal computer controls the opening degrees of the electric three-way confluence valve 11 and the electric three-way shunt valve 10.
The type adopted by the refrigeration temperature control unit 27 is LN-60W-E2, and the type adopted by the heating temperature control unit 28 is UC-A3830E 1; the refrigeration temperature control unit 27 is an independent device and is used for refrigerating heat conducting oil by a refrigerant, and the refrigerated heat conducting oil is used for refrigerating fuel oil in the cold oil tank 1 through a coil 29 in the cold oil tank 1; the heating temperature control unit 28 is an independent device and is used for heating heat conducting oil, and the heated heat conducting oil passes through the coil 29 in the hot oil tank 4 to exchange heat with fuel oil in the hot oil tank 4.
Specifically, the refrigeration temperature control unit 27 exchanges heat with the cold oil tank 1 through a heat exchange coil in the cold oil tank 1, and the heating temperature control unit 28 exchanges heat with the hot oil tank 4 through a heat exchange coil in the hot oil tank 4. The mixed oil from the cold oil tank 1 and the hot oil tank 4 passes through the electric three-way converging valve 11, two fuel media with different temperatures are mixed together, the mixed oil temperature sensor 17 detects the temperature of the mixed fuel media and feeds the temperature back to the electric three-way converging valve 11, and the opening degree of the electric three-way converging valve 11 is controlled by an industrial personal computer in the control cabinet 21 to reach the temperature required by a customer. The fuel pump 32 operates to suck out the mixed fuel media, the rotating speed of a motor of the fuel pump 32 is controlled by a frequency converter which is electrically connected with the fuel pump 32 in a matching way, media with different flow rates are output, and the pressure of the system is adjusted by adopting an electric pressure adjusting valve 7. The mixed fuel medium flows back after passing through the test system, the returned fuel medium is subjected to delay control of the electric three-way flow dividing and adjusting valve 10 by the industrial personal computer according to the opening degree of the electric three-way converging valve 11, and is divided back to the cold oil tank 1 and the hot oil tank 4 through the oil return pipeline 16.
Specifically, a cold oil tank liquid level meter 3 is arranged on the cold oil tank 1, and a hot oil tank liquid level meter 5 is arranged on the hot oil tank 4; when the liquid level meter 3 of the cold oil tank detects that the oil level of the internal combustion oil in the cold oil tank 1 reaches the set highest position, the opening degree of the cold oil end of the electric three-way flow-dividing regulating valve 10 is 0, and the return oil completely flows back to the hot oil tank 4; when the liquid level of the hot oil tank 4 is lowered to the set position, the electric three-way flow dividing and adjusting valve 10 and the electric three-way flow converging valve 11 continue to be opened in a delay synchronous mode.
Specifically, the power output circulation test bed is provided with 2 fuel tanks with the volume of 1500L, namely a cold oil tank 1 and a hot oil tank 4, wherein coil pipes 29 are arranged in the fuel tanks and used for exchanging heat with cold and hot circulation media; the control system takes the fuel pump 32 as a power source and carries out input and output of fuel media to the test system. The utility model discloses control system is furnished with the converter, and the numerical value input that mixed oil flowmeter 18 detected is given NI machine case, and NI machine case acquisition signal sends to the industrial computer, and the industrial computer operation is accomplished and is sent to NI machine case, and NI machine case sends the analog signal to the converter, and the converter is frequency signal output for the motor of fuel pump 32; by controlling the motor speed of the fuel pump 32, the output flow of the fuel pump 32 can be regulated. The mixed oil detection device comprises a mixed oil flow meter 18, a mixed oil pressure sensor and a mixed oil temperature sensor 17, and detection numerical values detected by the mixed oil flow meter 18, the mixed oil pressure sensor and the mixed oil temperature sensor 17 are displayed on the touch screen in real time. The utility model discloses control system adopts electronic tee bend confluence valve 11 to make cold oil and hot oil phase mix, the oil temperature after the mixture adopts miscella temperature sensor 17 to detect, the temperature feedback that detects for switch board 21, switch board 21 detects the temperature and sets for the temperature difference value through pid algorithm comparison, come the aperture of control regulation electronic tee bend confluence valve 11 (through comparing the difference value in real time, thereby make the measured temperature approach to and set for the temperature), realized electronic tee bend confluence valve 11 and miscella temperature sensor 17's closed-loop control.
It should be understood that the above detailed description of the present invention is only for illustrating the present invention and is not limited by the technical solutions described in the embodiments of the present invention, and those skilled in the art should understand that the present invention can still be modified or equivalently replaced to achieve the same technical effects; as long as the use requirement is satisfied, the utility model is within the protection scope.
Claims (10)
1. The utility model provides a fuel heat sink test control system which characterized in that: the power output circulation test bed is respectively connected with the refrigeration temperature control unit and the heating temperature control unit; the power output circulation test bed comprises a cold oil tank, a hot oil tank, a fuel pump, an electric three-way converging valve, a mixed oil detection device and a control cabinet, wherein the cold oil tank is connected with a cold oil outlet pipe, and the hot oil tank is connected with a hot oil outlet pipe;
the cold oil outlet pipe and the hot oil outlet pipe are correspondingly connected with two input ports of the electric three-way flow converging valve, an output port of the electric three-way flow converging valve is connected with a fuel pump, the fuel pump is connected with a mixed oil outlet pipe, and a mixed oil detection device is arranged on the mixed oil outlet pipe;
the mixed oil detection device and the electric three-way converging valve are electrically connected with the control cabinet, heat exchange devices are arranged in the cold oil tank and the hot oil tank, and the cold oil tank and the hot oil tank are correspondingly connected with the refrigeration temperature control unit and the heating temperature control unit through the heat exchange devices.
2. A fuel heat sink test control system as claimed in claim 1, wherein: the power output circulation test bed also comprises a test bed rack, wherein a cold oil tank, a hot oil tank, a fuel pump, an electric three-way confluence valve, a cold oil outlet pipe, a hot oil outlet pipe, a mixed oil detection device and a control cabinet are all arranged on the test bed rack; the cold oil tank and the hot oil tank are erected on the rear side of the test bed rack, and the control cabinet is arranged in the middle of the test bed rack on the front side of the cold oil tank and the hot oil tank; the cold oil outlet pipe, the hot oil outlet pipe, the electric three-way converging valve, the fuel pump, the mixed oil outlet pipe and the mixed oil detection device are arranged below the cold oil tank and the hot oil tank.
3. The fuel heat sink test control system of claim 1, wherein: the cold oil tank is provided with a cold oil temperature sensor and a cold oil tank level meter, the cold oil temperature sensor is arranged at the top of the cold oil tank, and the cold oil tank level meter is arranged on the side of the cold oil tank; the hot oil tank is provided with a hot oil temperature sensor and a hot oil tank level meter, the hot oil temperature sensor is mounted at the top of the hot oil tank, and the hot oil tank level meter is mounted at the side of the hot oil tank.
4. A fuel heat sink test control system as claimed in claim 1, wherein: the mixed oil detection device on the mixed oil outlet pipe comprises a mixed oil flowmeter, a mixed oil pressure sensor and a mixed oil temperature sensor, wherein the mixed oil flowmeter, the mixed oil pressure sensor and the mixed oil temperature sensor are distributed on the mixed oil outlet pipe; the mixed oil outlet pipe is provided with an oil outlet.
5. A fuel heat sink test control system as claimed in claim 1, wherein: and a one-way valve is arranged on a mixed oil outlet pipe between the fuel pump and the mixed oil detection device, and a filter is arranged at the joint of the electric three-way converging valve and the fuel pump.
6. A fuel heat sink test control system as claimed in claim 2, wherein: the test bed rack is also provided with an oil return pipeline and a valve mounting rack, and the oil return pipeline is respectively connected with the cold oil tank and the hot oil tank; an electric pressure regulating valve and an electric three-way flow divider are arranged on the oil return pipeline, and the oil return pipeline is divided into two paths through the electric three-way flow divider and correspondingly connected with a cold oil tank and a hot oil tank; the electric pressure regulating valve and the electric three-way flow divider valve are erected on the valve mounting frame, and the oil return pipeline is provided with an oil return port.
7. A fuel heat sink test control system as claimed in claim 1, wherein: the heat exchange device in the cold oil tank and the hot oil tank has the same structure, the heat exchange device comprises two groups of coil pipes arranged in each oil tank, a middle partition plate and reinforcing ribs are arranged in each oil tank, the two groups of coil pipes are arranged on two sides of the middle partition plate and are fixed through the reinforcing ribs, the two groups of coil pipes penetrate through the middle partition plate and are communicated with each other, and through holes are distributed in the middle partition plate; the upper end parts of the two groups of coil pipes in the cold oil tank are provided with low-temperature heat exchange coil pipe inlets and outlets which are arranged on the outer side of the wall of the cold oil tank; the upper ends of the two groups of coils in the hot oil tank are provided with high-temperature heat exchange coil inlets and outlets which are arranged on the outer side of the wall of the hot oil tank.
8. The fuel heat sink test control system of claim 1, wherein: the refrigeration temperature control unit is provided with a low-temperature heat exchange medium inlet and outlet which are connected with a low-temperature heat exchange coil inlet and outlet; and a high-temperature heat exchange medium inlet and outlet is arranged on the heating and temperature control unit and connected with a high-temperature heat exchange coil inlet and outlet.
9. A fuel heat sink test control system as claimed in claim 1, wherein: the control cabinet comprises an industrial personal computer, an NI case and a frequency converter, and a touch screen is arranged on a front side panel of the control cabinet; the industrial personal computer, the NI case and the frequency converter are electrically connected, the signal output end of the industrial personal computer is connected with the touch screen, the signal output ends of a mixed oil flowmeter, a mixed oil pressure sensor and a mixed oil temperature sensor which form the mixed oil detection device are respectively connected with the signal input end of the NI case, and the signal output end of the frequency converter is connected with a motor of the fuel pump; the electric three-way confluence valve, the electric three-way confluence valve and the electric pressure regulating valve are all electrically connected with the industrial personal computer.
10. A fuel heat sink test control system as claimed in claim 1, wherein: the type adopted by the refrigeration temperature control unit is LN-60W-E2, and the type adopted by the heating temperature control unit is UC-A3830E 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122912010.0U CN217112346U (en) | 2021-11-25 | 2021-11-25 | Fuel oil heat sink test control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122912010.0U CN217112346U (en) | 2021-11-25 | 2021-11-25 | Fuel oil heat sink test control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217112346U true CN217112346U (en) | 2022-08-02 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122912010.0U Active CN217112346U (en) | 2021-11-25 | 2021-11-25 | Fuel oil heat sink test control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217112346U (en) |
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2021
- 2021-11-25 CN CN202122912010.0U patent/CN217112346U/en active Active
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| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Shenyang Jinghua Power Equipment Co.,Ltd. Assignor: SHENYANG DUOYUAN ELECTROMECHANICAL EQUIPMENT Co.,Ltd. Contract record no.: X2023210000081 Denomination of utility model: Fuel Heat Sink Test Control System Granted publication date: 20220802 License type: Common License Record date: 20230904 |