CN217655458U - Vehicle-mounted generator system for instrument vehicle and instrument vehicle - Google Patents
Vehicle-mounted generator system for instrument vehicle and instrument vehicle Download PDFInfo
- Publication number
- CN217655458U CN217655458U CN202221378568.3U CN202221378568U CN217655458U CN 217655458 U CN217655458 U CN 217655458U CN 202221378568 U CN202221378568 U CN 202221378568U CN 217655458 U CN217655458 U CN 217655458U
- Authority
- CN
- China
- Prior art keywords
- vehicle
- oil pressure
- plc controller
- generator system
- fuel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Control Of Vehicle Engines Or Engines For Specific Uses (AREA)
Abstract
The utility model provides an on-vehicle generator system of instrument car and instrument car relates to generator control technical field, and on-vehicle generator system of instrument car includes fuel engine and PLC controller, is provided with the oil pressure switch on fuel engine's the fuel circuit, and the oil pressure switch is connected with the PLC controller electricity, and when the oil pressure in the fuel circuit was less than first threshold value, the PLC controller was used for making the oil pressure switch disconnection. When the system runs stably, the oil pressure switch detects the oil pressure on the fuel oil loop, if the oil pressure is lower than a first threshold value, the oil pressure is too low, the oil circuit of the whole system is abnormal, at the moment, the PLC controller enables the oil pressure switch to be disconnected, no fuel oil is supplied to a fuel oil engine, the vehicle-mounted generator system is stopped timely, more serious faults of an instrument vehicle are avoided, and manpower is saved.
Description
Technical Field
The utility model relates to an engineering equipment technical field particularly, relates to an on-vehicle generator system of instrument car and instrument car.
Background
In the construction process of the oil field fracturing unit, the instrument truck has core functions of monitoring main operation equipment of the unit, such as a fracturing truck, a sand mixer and the like, acquiring and storing data, realizing operation visualization and the like, and is a field command center. Because the instrument vehicle is a vehicle, the generator system and other structures such as a circuit breaker need to be monitored and controlled, and the like, the existing monitoring and controlling means is that an instrument operation panel is usually arranged for the generator system, after the generator system is judged to have a fault according to the experience of a worker, the worker stops the generator system through the instrument operation panel, the conditions of untimely stopping and error manual judgment can be caused, the labor power can be consumed, the instrument operation panel is expensive, and a large interior space is occupied.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to solving at least one of the problems set forth above.
In order to solve the problem, the utility model provides an on-vehicle generator system for instrument car, including fuel engine and PLC controller, be provided with the oil pressure switch on fuel engine's the fuel circuit, the oil pressure switch with the PLC controller electricity is connected, and works as when the last oil pressure of fuel circuit is less than first threshold value, the PLC controller is used for making the disconnection of oil pressure switch.
The utility model provides a pair of on-vehicle generator system of instrument car compares in prior art, has but not be limited to following beneficial effect:
the fuel oil loop is matched with the oil pump to supply oil to the fuel oil engine, and after the fuel oil engine is started and fuel oil is supplied, the fuel oil engine starts to operate, and finally the generator body in driving connection with the fuel oil engine can generate electricity, so that electric power is provided for related operations of the instrument vehicle. When the system runs stably, the oil pressure switch detects the oil pressure on the fuel oil loop, if the oil pressure is lower than a first threshold value, the oil pressure is too low, and an oil circuit of the whole system is abnormal, at the moment, the PLC controller turns off the oil pressure switch, no fuel oil is supplied to a fuel oil engine, the vehicle-mounted generator system for the instrument vehicle is stopped in time, more serious faults of the instrument vehicle are avoided, and manpower is saved.
Further, the vehicle-mounted generator system for the instrument vehicle further comprises a touch screen, and the touch screen is connected with the PLC.
Further, the vehicle-mounted generator system for the instrument vehicle further comprises a generator body and an electricity meter, the electricity meter is respectively connected with the generator body and the PLC, the electricity meter is used for detecting a current value, a frequency value and a power value of the generator body, and when the current value is larger than a second threshold value or the frequency value is larger than a third threshold value or the power value is larger than a fourth threshold value, the PLC is used for enabling the oil pressure switch to be switched off.
Further, the electricity meter is also used for detecting the voltage value of the generator body, and when the voltage value is larger than a sixth threshold value or smaller than a seventh threshold value, the PLC is used for disconnecting the load loop of the generator body.
Further, a load switch is arranged on the load circuit, the load switch is electrically connected with the PLC, and the load switch is used for switching on or switching off the load circuit.
Further, on-vehicle generator system still including set up in water temperature sensor on the fuel engine, just water temperature sensor with the PLC controller electricity is connected, water temperature sensor is used for detecting the temperature of water of fuel engine, when the temperature of water of fuel engine is greater than the fifth threshold value, the PLC controller is used for making the oil pressure switch disconnection.
Further, the vehicle-mounted generator system further comprises a starting loop connected with the fuel engine, a starting switch is arranged on the starting loop, and the starting switch is electrically connected with the PLC.
Further, the vehicle-mounted generator system further comprises a preheating loop connected with the fuel engine, a preheating switch is arranged on the preheating loop, and the preheating switch is electrically connected with the PLC.
Further, the oil pressure switch is a diaphragm type pressure switch.
The utility model also provides an instrument car, include as before the on-vehicle generator system of instrument car.
Since the technical improvements and advantageous effects of the utility vehicle are the same as those of the on-board generator system for utility vehicles, the utility vehicle will not be described in detail.
Drawings
Fig. 1 is a schematic structural diagram of a vehicle-mounted generator control system according to an embodiment of the present invention.
Description of reference numerals:
11. a fuel-powered engine; 12. a generator body; 13. a fuel circuit; 131. an oil pressure switch; 14. starting a loop; 141. starting a switch; 15. a preheating loop; 151. a preheating switch; 16. a water temperature sensor; 2. an electricity meter; 3. a touch screen; 4. a PLC controller.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below.
In the description of the embodiments of the present invention, it should be noted that unless explicitly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the embodiments of the present invention can be understood in specific cases by those skilled in the art.
Referring to fig. 1, the utility model discloses an on-vehicle generator system for instrument car, including fuel engine 11 and PLC controller 4, be provided with oil pressure switch 131 on fuel circuit 13 of fuel engine 11, oil pressure switch 131 with PLC controller 4 electricity is connected, and works as when oil pressure on fuel circuit 13 is less than first threshold value, PLC controller 4 is used for making oil pressure switch 131 breaks off.
The fuel oil circuit 13 is matched with an oil pump to supply fuel oil to the fuel oil engine 11, after the fuel oil engine 11 is started and the fuel oil is supplied, the fuel oil engine 11 starts to operate, and finally the generator body 12 in driving connection with the fuel oil engine can generate electricity, so that electric power is provided for related operations of the fracturing truck. The oil pressure on the fuel oil loop is detected through the oil pressure switch 131, if the oil pressure is lower than a first threshold value, the oil pressure is too low, and the oil circuit of the whole system is abnormal, at the moment, the PLC controller 4 enables the oil pressure switch 131 to be disconnected, the fuel oil loop 13 is disconnected through the disconnection of the oil pressure switch 131, no fuel oil is supplied to the fuel oil engine 11, the vehicle-mounted generator system is stopped in time, more serious faults of an instrument vehicle are avoided, and meanwhile, manpower is saved.
Referring to fig. 1, optionally, the on-board generator system for the instrumentation vehicle further includes a touch screen 3, and the touch screen 3 is connected to the PLC controller 4.
Here, the oil pressure that the oil pressure switch detected can show on touch-sensitive screen 3, and touch-sensitive screen 3 belongs to the former equipment in the fracturing unit truck operation panel, can not occupy extra interior trim space, the cost is reduced.
Optionally, a stop button can be arranged on the touch screen 3, and a worker can press the stop button to control the fuel generator system 1 to stop running through the PLC 4, so that manual control of the fuel generator system 1 is realized, and the arrangement of a traditional instrument operation panel in an instrument vehicle is avoided through the arrangement of the touch screen 3.
Specifically, the communication connection mode between the PLC controller 4 and the touch screen 3 is a Modbus TCP/IP protocol communication mode, or a Modbus RTU protocol or OPC protocol communication mode, and the specific communication mode is not limited.
Referring to fig. 1, optionally, the vehicle-mounted generator system for the instrument vehicle further includes a generator body 12 and an electricity meter 2, the electricity meter 2 is respectively connected to the generator body 12 and the PLC controller 4, the electricity meter 2 is configured to detect a current value, a frequency value and a power value of the generator body 12, and the PLC controller 4 is configured to disconnect the oil pressure switch 131 when the current value is greater than a second threshold value, or the frequency value is greater than a third threshold value, or the power value is greater than a fourth threshold value.
In this embodiment, the electric quantity information of the generator body 12, such as a current value, a frequency value, a power value, and the like, may be monitored in real time by the electric quantity meter 2, and when the current value is greater than the second threshold value, or the frequency value is greater than the third threshold value, or the power value is greater than the fourth threshold value, it indicates that the vehicle-mounted generator system is unstable in operation, at this time, the PLC controller 4 turns off the oil pressure switch 131, and the turning off of the oil pressure switch 131 turns off the fuel circuit 13, so that no fuel is supplied to the fuel engine 11, thereby realizing the timely shutdown of the vehicle-mounted generator system and avoiding a more serious fault of the instrumentation vehicle.
And the electric quantity information (current value, frequency value and power value) of the vehicle-mounted generator system can be displayed on the touch screen 3, and when the electric quantity information of the vehicle-mounted generator system is normal, a worker can also stop the vehicle-mounted generator system manually through the touch screen 3.
Wherein, the fourth threshold is 1.1 times of the maximum power of the generator body 12, the third threshold is 55Hz, and the second threshold is 1.1 times of the maximum current.
Alternatively, when the frequency value is smaller than the sixth threshold value, the PLC controller 4 also turns off the oil pressure switch 131. The sixth threshold value is 45Hz, namely the frequency value is too small, which also indicates that the vehicle-mounted generator system is unstable in operation and needs to be stopped in time.
In addition to the above, the electricity meter 2 is further configured to detect a voltage value of the generator body 12, and when the voltage value is greater than a sixth threshold (e.g., greater than 250V) or less than a seventh threshold (e.g., less than 170V), the PLC controller 4 is configured to disconnect the load circuit of the generator body 12.
Specifically, the load switch is electrically connected to the PLC controller 4, and the load switch is used to turn on or off the load circuit, that is, the load switch is turned off by the PLC controller, so as to close the load circuit.
Referring to fig. 1, optionally, the vehicle-mounted power generator system further includes a water temperature sensor 16 disposed on the fuel engine 11, the water temperature sensor 16 is electrically connected to the PLC controller 4, the water temperature sensor 16 is configured to detect a water temperature of the fuel engine 11, and when the water temperature of the fuel engine 11 is greater than a fifth threshold, the PLC controller 4 is configured to turn off the oil pressure switch 131.
Here, the water temperature of the fuel engine 11 is detected by the water temperature sensor 16, and when the water temperature is higher than the fifth threshold value, it is described that the fuel engine 11 is at a high temperature and cannot normally continue to operate, and the PLC controller 4 also turns off the hydraulic switch 131. Wherein, the water temperature can also be displayed on the touch screen.
Referring to fig. 1, optionally, the on-board power generator system further includes a starting circuit 14 connected to the fuel engine 11, a starting switch 141 is disposed on the starting circuit 14, and the starting switch 141 is electrically connected to the PLC controller 4.
Here, when the oil pressure and the water temperature are normal, the PLC controller 4 closes the start switch 141 and the oil pressure switch 131, and turns on both the start circuit 14 and the fuel circuit 13, so that the fuel engine 11 starts to operate, and the generator body 12 starts to generate power, in accordance with the condition that the fuel engine 11 is automatically started, that is, when the oil pressure and the water temperature are normal.
Referring to fig. 1, optionally, the on-board generator system further includes a preheating circuit 15 connected to the fuel engine 11, a preheating switch 151 is disposed on the preheating circuit 15, and the preheating switch 151 is electrically connected to the PLC controller 4.
Here, before the PLC controller 4 closes the start switch 141 and the oil pressure switch 131, the preheating switch 151 is closed to energize the preheating circuit 15, thereby preheating the fuel engine 11 for a predetermined time, raising the temperature of the engine oil and the temperature of the water before the start of the fuel engine 11 to appropriate temperatures, improving the performance of the fuel engine 11, and prolonging the service life of the fuel engine 11.
Referring to fig. 1, optionally, the on-board generator system for an instrument cluster further includes a timer. Here, the start time, the warm-up time, and the like of the fuel engine 11 may be recorded by a timer, the start switch 141 and the oil pressure switch 131 may be closed when the warm-up time is satisfied, and the load switch between the generator body 12 and the load may be closed when the start time is satisfied, so that the load is driven by the generator body 12.
Alternatively, the oil pressure switch 131 is a diaphragm type pressure switch, which is normally open.
Specifically, the PLC controller 4 and each switch may adopt a communication method such as CAN or Modbus.
The utility model discloses an instrument truck of another embodiment, include as before the on-vehicle generator system of instrument truck.
Since the technical improvements and advantageous effects of the instrumentation vehicle are the same as those of the on-board generator system for the instrumentation vehicle, a detailed description of the fracturing truck will not be given.
The terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature.
Although the present disclosure has been described above, the scope of the present disclosure is not limited thereto. Without departing from the spirit and scope of the present disclosure, those skilled in the art can make various changes and modifications, which will fall into the scope of the present disclosure.
Claims (10)
1. An on-vehicle generator system for instrument cars, characterized by comprising: fuel engine (11) and PLC controller (4), be provided with oil pressure switch (131) on fuel return circuit (13) of fuel engine (11), oil pressure switch (131) with PLC controller (4) electricity is connected, and when oil pressure on fuel return circuit (13) is less than first threshold value, PLC controller (4) are used for making oil pressure switch (131) disconnection.
2. The vehicle-mounted generator system for the instrument cluster vehicle as claimed in claim 1, further comprising a touch screen (3), wherein the touch screen (3) is connected with the PLC controller (4).
3. The vehicle-mounted generator system for the instrument cluster vehicle as claimed in claim 1, further comprising a generator body (12) and an electricity meter (2), wherein the electricity meter (2) is respectively connected with the generator body (12) and the PLC controller (4), the electricity meter (2) is used for detecting a current value, a frequency value and a power value of the generator body (12), and the PLC controller (4) is used for switching off the oil pressure switch (131) when the current value is greater than a second threshold value or the frequency value is greater than a third threshold value or the power value is greater than a fourth threshold value.
4. The on-board generator system for an instrumentation vehicle of claim 3, wherein the electricity meter (2) is further configured to detect a voltage value of the generator body (12), and the PLC controller (4) is configured to disconnect a load circuit of the generator body (12) when the voltage value is greater than a sixth threshold or less than a seventh threshold.
5. The on-board generator system for instrument cars of claim 4, characterized in that a load switch is provided on the load circuit, and the load switch is electrically connected with the PLC controller (4) and is used for switching on or off the load circuit.
6. The on-board generator system for an instrument panel according to claim 1, further comprising a water temperature sensor (16) provided on the fuel engine (11), wherein the water temperature sensor (16) is electrically connected to the PLC controller (4), the water temperature sensor (16) is configured to detect a water temperature of the fuel engine (11), and the PLC controller (4) is configured to turn off the oil pressure switch (131) when the water temperature of the fuel engine (11) is greater than a fifth threshold.
7. The vehicle-mounted generator system for the instrument cluster vehicle as claimed in claim 1, further comprising a starting circuit (14) connected with the fuel engine (11), wherein a starting switch (141) is arranged on the starting circuit (14), and the starting switch (141) is electrically connected with the PLC (4).
8. The vehicle-mounted generator system for the instrument cluster vehicle as claimed in claim 1, further comprising a preheating loop (15) connected with the fuel engine (11), wherein a preheating switch (151) is arranged on the preheating loop (15), and the preheating switch (151) is electrically connected with the PLC (4).
9. The on-board generator system for an instrumentation vehicle of claim 1, wherein the oil pressure switch (131) is a diaphragm type pressure switch.
10. An instrumentation vehicle comprising the on-board generator system for an instrumentation vehicle according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221378568.3U CN217655458U (en) | 2022-06-02 | 2022-06-02 | Vehicle-mounted generator system for instrument vehicle and instrument vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221378568.3U CN217655458U (en) | 2022-06-02 | 2022-06-02 | Vehicle-mounted generator system for instrument vehicle and instrument vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217655458U true CN217655458U (en) | 2022-10-25 |
Family
ID=83682804
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221378568.3U Active CN217655458U (en) | 2022-06-02 | 2022-06-02 | Vehicle-mounted generator system for instrument vehicle and instrument vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217655458U (en) |
-
2022
- 2022-06-02 CN CN202221378568.3U patent/CN217655458U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102350951B (en) | Trouble display method of hybrid electric vehicle | |
| CN102834287B (en) | Battery power management system | |
| CN108819937B (en) | New energy automobile limping mode control method and system | |
| KR100829307B1 (en) | Fault diagnosis control method for high voltage relay of hybrid electric vehicle | |
| CN102897039A (en) | High-voltage safety precaution control method of hybrid electric vehicle | |
| CN106696713A (en) | Control circuit and control method of high pressure precharging of electric vehicle | |
| CN112389354B (en) | Power management system and method for preventing vehicle feed | |
| CN105459834A (en) | Multiple-protection high-voltage distribution box applied to new energy automobile | |
| CN112977178B (en) | Power-off continuous hydrogen leakage monitoring system of fuel cell commercial vehicle | |
| KR20090062339A (en) | Diagnostic method for dc-dc converter of electric vehicle | |
| US20160308259A1 (en) | Method for operating a battery | |
| CN205890573U (en) | Bow formula charging system for electric motor car | |
| CN105751851A (en) | Electrical control system of refrigerator car | |
| CN102673402B (en) | High-voltage protective system of electric automobile | |
| CN217655458U (en) | Vehicle-mounted generator system for instrument vehicle and instrument vehicle | |
| CN202685968U (en) | Electric car high voltage protection system | |
| CN105197013B (en) | Startup control method, device and the vehicle of vehicle | |
| CN212155025U (en) | Starting system of dumper | |
| CN113179501B (en) | Remote start control method for plug-in hybrid electric vehicle | |
| CN112721636B (en) | Electric motor coach power supply system, electric motor coach and method | |
| CN111016662B (en) | Fuel cell passenger car power-off control method and system | |
| CN110816277B (en) | Low-voltage MSD control system of pure electric vehicle | |
| CN113928120A (en) | Vehicle battery management system and method | |
| CN112133599A (en) | Electromagnetic type power master switch control circuit | |
| CN215979540U (en) | Engine protection module and engine control system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |