CN203907236U - Control system with high reliability for oil source - Google Patents
Control system with high reliability for oil source Download PDFInfo
- Publication number
- CN203907236U CN203907236U CN201420213439.8U CN201420213439U CN203907236U CN 203907236 U CN203907236 U CN 203907236U CN 201420213439 U CN201420213439 U CN 201420213439U CN 203907236 U CN203907236 U CN 203907236U
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- control system
- soft initiator
- pump motor
- highly reliable
- main pump
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- 239000007788 liquid Substances 0.000 claims abstract description 13
- 239000007858 starting material Substances 0.000 claims abstract description 7
- 239000003999 initiator Substances 0.000 claims description 58
- 238000012360 testing method Methods 0.000 claims description 13
- 238000013459 approach Methods 0.000 claims description 7
- 238000013461 design Methods 0.000 abstract description 2
- 238000001514 detection method Methods 0.000 abstract 2
- 239000003921 oil Substances 0.000 description 14
- 230000000052 comparative effect Effects 0.000 description 4
- 230000003321 amplification Effects 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 238000003199 nucleic acid amplification method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000007257 malfunction Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 239000010729 system oil Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Fluid-Pressure Circuits (AREA)
Abstract
A control system with high reliability for an oil source comprises a PC (personal computer), an electric control system controller, a proportion amplifying plate, a first soft starter, a second soft starter, a third soft starter, a fourth soft starter, a main pump motor, a backup pump motor, a circulating pump motor, an air-cooled motor, a main pump, a backup pump, a circulating pump, a fan, an actuating mechanism, the proportion amplifying plate, a proportion relief valve and a detection module, wherein the detection module comprises a pressure sensor, a flow sensor, a temperature sensor, a liquid level sensor and a stop valve proximity switch. The control system with high reliability has the benefits that through the adoption of accurate devices of the control system, such as a proportion variable capacity pump and the proportion relief valve, the control precision is improved; as the pressure sensor, the flow sensor and the like are arranged, working parameters of a hydraulic system are monitored timely and the reliable operation of the system can be guaranteed; moreover, a double security is achieved through software and hardware in the system design simultaneously and error-proof capability of the system is improved, the high-precision and accurate control of the oil source can be guaranteed and the reliability of the oil source control is improved.
Description
Technical field
The utility model relates to a kind of control system, particularly relates to a kind of Oil-source control system.
Background technique
A new generation's carrier rocket movable launch platform automatical control system, it is the important corollary equipment of flat pad, flat pad automatical control system is mainly used in the lifting to flat pad supporting arm, the exhibition receipts of water conservancy diversion cover plate, the various compulsory exercises such as folding, the lifting of conversion equipment of umbilical tower fork and controls, and guarantees completing smoothly of flat pad action.Oil sources is as the required power source that performs an action, it is carried out to High-reliability Control is the prerequisite guarantee of guaranteeing that task is carried out smoothly, this just needs a set of oil sources pipeline structure with strong points to realize, and then completes different control objects in conjunction with corresponding control unit.
Model utility content
The purpose of this utility model is to provide a kind of high reliability Oil-source control system, is unfavorable for oil sources to carry out the technical problem of High-reliability Control for solving existing oil channel structures.
A kind of high reliability Oil-source control system, comprises PC, electric control system controls device, proportional amplifier plate, the first soft initiator, the second soft initiator, the 3rd soft initiator, the 4th soft initiator, main pump motor, backup pump motor, circulating pump motor, ventilated machine, main pump, backup pump, recycle pump, fan, actuator, proportional amplifier plate, proportional pressure control valve;
The signal output part of proportional amplifier plate is connected with the control signal input end of main pump and proportional pressure control valve respectively;
The first soft initiator is electrically connected with main pump motor, the second soft initiator is electrically connected with backup pump motor, the 3rd soft initiator is electrically connected with circulating pump motor, the 4th soft initiator is electrically connected with ventilated machine;
Main pump and main pump motor mechanical connection, backup pump and backup pump motor mechanical connection, recycle pump and circulating pump motor mechanical connection, ventilated machine and fan mechanical connection.
Testing module comprises pressure transducer, flow transducer, temperature transducer, liquid level sensor, stop valve approach switch; Testing module is electrically connected with main pump.
Between PC and electric control system controls device, be connected by Ethernet;
The control signal output terminal of electric control system controls device connects the signal input part of the first soft initiator, the second soft initiator, the 3rd soft initiator, the 4th soft initiator; The signal output part of electric control system controls device connects the signal input output end of proportional amplifier plate and testing module.
What described electric control system controls device adopted is the Rx7i of GE company series of PLC, the model of the first soft starter, the second soft initiator is 3RW40566BB44, the 3rd soft initiator, the 4th soft initiator model are 3RW40241BB04, and pressure transducer model is that HDA4744-A-400-00, flow transducer model are that VC5F1PS, temperature transducer model are ETS388-5-150-000.
The beneficial effects of the utility model are, by the accurately control means such as adoption rate variable displacement pump, proportional pressure control valve, to improve control accuracy.And pressure transducer, flow transducer, temperature transducer, liquid level sensor are set, Real-Time Monitoring hydraulic work system parameter, has ensured the highi degree of accuracy of oil sources has accurately been controlled, and by backup pump is set, improves the reliability of Oil-source control.
Below in conjunction with accompanying drawing, highly reliable Oil-source control system of the present utility model is described further.
Brief description of the drawings
Fig. 1 is the structural representation of the highly reliable Oil-source control system of the utility model.
Embodiment
As shown in Figure 1, the utility model high reliability Oil-source control system comprises PC, electric control system controls device M, proportional amplifier plate F, the first soft initiator R1, the second soft initiator R2, the 3rd soft initiator R3, the 4th soft initiator R4, main pump motor D1, backup pump motor D2, circulating pump motor D3, ventilated machine D4, main pump B1, backup pump B2, recycle pump B3, fan S, proportional amplifier plate F, proportional pressure control valve Y, testing module J, wherein testing module J comprises pressure transducer, flow transducer, temperature transducer, liquid level sensor, stop valve approach switch,
Between PC and electric control system controls device M, be connected by Ethernet;
The signal control signal output terminal of electric control system controls device M connects the signal input part of the first soft initiator R1, the second soft initiator R2, the 3rd soft initiator R3, the 4th soft initiator R4;
The signal input output end of electric control system controls device M connects the signal input output end of proportional amplifier plate F and testing module J, the signal output part of proportional amplifier plate F is connected with the control signal input end of main pump B1 and proportional pressure control valve Y respectively, and testing module J is electrically connected with main pump B1;
The first soft initiator R1 is electrically connected with main pump motor D1, the second soft initiator R2 is electrically connected with backup pump motor D2, the 3rd soft initiator R3 is electrically connected with circulating pump motor D3, the 4th soft initiator R4 is electrically connected with ventilated machine D4;
Main pump B1 and main pump motor D1 are connected, back up that pump B2 is connected with backup pump motor D2, recycle pump B3 is connected with circulating pump motor D3, ventilated machine D4 is connected with fan S.
Pressure threshold, flow threshold, temperature threshold, the liquid level threshold value of hydraulic system are set in electric control system controls device M inside by PC, and in the demonstration of hydraulic system parameters value and display device that the each sensor receiving by electric control system controls device M is gathered, electric control system controls device M controls corresponding motor by the first soft initiator R1, the second soft initiator R2, the 3rd soft initiator R3, the 4th soft initiator R4 respectively, receives in real time the system parameter values that each sensor gathers simultaneously;
The first soft initiator R1, the second soft initiator R2, the 3rd soft initiator R3, the 4th soft initiator R4 independently control respectively main pump motor D1, backup pump motor D2, circulating pump motor D3, ventilated machine D4, ensure the output of system redundancy unperturbed, and by electric control system controls device M, four soft initiators are carried out to parameter configuration, thereby control corresponding four motors in reasonably time start and stop, while reducing system start and stop, produce the circuit impact that high-current leading rises;
Main pump B1 is used for driving corresponding actuator; In the time that main pump B1 breaks down cisco unity malfunction, backup pump B2 carries out work for substituting main pump B1, plays the effect of standby redundancy; Recycle pump B3 is used to hydraulic oil circulating cooling in fuel tank that power is provided; Fan S is used to hydraulic system to provide wind to cool.
What main pump B1 adopted is proportional variable pump, for accuracy-control system flow, proportional pressure control valve Y is series in main working oil path, for control system oil pressure relief, proportional amplifier plate F is used for realizing stepless adjustment oil sources parameter, oil sources is changed mild in real time, without ladder saltus step, thereby improve control accuracy.Pressure transducer, flow transducer, temperature transducer, liquid level sensor, stop valve approach switch, Real-Time Monitoring hydraulic work system parameter, pressure transducer is installed on oil outlet pipeline, and real-time acquisition system force value; Flow transducer series connection and main working oil path, for Real-time Collection oil sources flow; Temperature transducer is installed on mailbox inside, the temperature of Real-time Collection hydraulic system; Liquid level sensor is installed on mailbox inside, Real-time Collection oil sources liquid level value.The signal Real-time Feedback that pressure transducer, flow transducer, temperature transducer, liquid level sensor gather is to electric control system controls device M, safeguards system reliably working; The effect that stop valve approach switch is set is, can long-range judgement oil sources working state, prevent misoperation, and in the time of normal work, stop valve approach switch should be in open mode, if closed condition can cause damage by comparative example pump.Increase stop valve approach switch and automatically detect, then transmit oil sources working state signal to remote control terminal by EPA, support equipment safety.
What in embodiment, electric control system controls device M adopted is the Rx7i of GE company series of PLC, the model of the first soft starter R1, the second soft initiator is 3RW40566BB44, the 3rd soft initiator R3, the 4th soft initiator R4 model are 3RW40241BB04, and pressure transducer model is that HDA4744-A-400-00, flow transducer model are that VC5F1PS, temperature transducer model are ETS388-5-150-000.
In practical application, first complete hydraulic system pressure threshold value by PC, flow threshold, temperature threshold, the setting of liquid level threshold value, and operation PC sends control signal and instruction, start the first soft initiator R1 through electric control system controls device M, thereby start main pump B1, main pump B1 enters working state, the force value of testing module J Real-Time Monitoring hydraulic system in working procedure, flow value, temperature value, level value, electric control system controls device M receives the hydraulic system parameters that testing module J gathers in real time, relatively judge whether hydraulic system parameters exceedes default threshold value,
In the time that the force value of Real-time Collection exceedes default pressure threshold, electric control system controls device M realizes the stepless adjustment of comparative example relief valve by control ratio amplification board F, thereby realizes the accurate adjustment control to hydraulic system pressure;
In the time that the flow value of Real-time Collection exceedes default flow threshold, electric control system controls device M realizes the stepless adjustment of comparative example variable displacement pump (being main pump B1) by control ratio amplification board F, thereby realizes the accurate adjustment control to flow rate of hydraulic system;
In the time that the temperature value of Real-time Collection exceedes default temperature threshold, electric control system controls device M is by controlling the 3rd soft initiator R3 and the 4th soft initiator R4 starts recycle pump B3 and fan S, thereby realizes the adjusting control of the temperature to hydraulic system;
In the time that the level value of Real-time Collection exceedes default liquid level threshold value, electric control system controls device M realizes the stepless adjustment of comparative example variable displacement pump (being main pump B1) by control ratio amplification board F, thereby realizes the accurate adjustment control to hydraulic system liquid level;
When running into urgency, when main pump B1 cisco unity malfunction, electric control system controls device M starts backup pump B2 by controlling the second soft initiator R2;
Above-described embodiment is described preferred implementation of the present utility model; not scope of the present utility model is limited; do not departing under the prerequisite of the utility model design spirit; various distortion and improvement that those of ordinary skill in the art make the technical solution of the utility model, all should fall in the definite protection domain of the utility model claims.
Claims (9)
1. a highly reliable Oil-source control system, comprise PC, electric control system controls device (M), characterized by further comprising proportional amplifier plate (F), the first soft initiator (R1), the second soft initiator (R2), the 3rd soft initiator (R3), the 4th soft initiator (R4), main pump motor (D1), backup pump motor (D2), circulating pump motor (D3), ventilated machine (D4), main pump (B1), backup pump (B2), recycle pump (B3), fan (S), proportional amplifier plate (F), proportional pressure control valve (Y),
The signal output part of proportional amplifier plate (F) is connected with the control signal input end of main pump (B1) and proportional pressure control valve (Y) respectively;
The first soft initiator (R1) is electrically connected with main pump motor (D1), the second soft initiator (R2) is electrically connected with backup pump motor (D2), the 3rd soft initiator (R3) is electrically connected with circulating pump motor (D3), the 4th soft initiator (R4) is electrically connected with ventilated machine (D4);
Main pump (B1) and main pump motor (D1) mechanical connection, backup pump (B2) and backup pump motor (D2) mechanical connection, recycle pump (B3) and circulating pump motor (D3) mechanical connection, ventilated machine (D4) and fan (S) mechanical connection.
2. highly reliable Oil-source control system according to claim 1, characterized by further comprising testing module (J), described testing module (J) comprises pressure transducer, flow transducer, temperature transducer, liquid level sensor, stop valve approach switch; Testing module (J) is electrically connected with main pump (B1).
3. highly reliable Oil-source control system according to claim 2, is characterized in that, between described PC and electric control system controls device (M), is connected by Ethernet;
The control signal output terminal of electric control system controls device (M) connects the signal input part of the first soft initiator (R1), the second soft initiator (R2), the 3rd soft initiator (R3), the 4th soft initiator (R4); The signal output part of electric control system controls device (M) connects the signal input output end of proportional amplifier plate (F) and testing module (J).
4. highly reliable Oil-source control system according to claim 3, what it is characterized in that described electric control system controls device (M) employing is the Rx7i of GE company series of PLC.
5. highly reliable Oil-source control system according to claim 3, is characterized in that the model of described the first soft starter (R1), the second soft initiator (R2) is 3RW40566BB44.
6. highly reliable Oil-source control system according to claim 3, is characterized in that described the 3rd soft initiator (R3), the 4th soft initiator (R4) model are 3RW40241BB04.
7. highly reliable Oil-source control system according to claim 3, is characterized in that described pressure transducer model is HDA4744-A-400-00.
8. highly reliable Oil-source control system according to claim 3, is characterized in that described flow transducer model is VC5F1PS.
9. highly reliable Oil-source control system according to claim 3, is characterized in that described temperature transducer model is ETS388-5-150-000.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420213439.8U CN203907236U (en) | 2014-04-29 | 2014-04-29 | Control system with high reliability for oil source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420213439.8U CN203907236U (en) | 2014-04-29 | 2014-04-29 | Control system with high reliability for oil source |
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| Publication Number | Publication Date |
|---|---|
| CN203907236U true CN203907236U (en) | 2014-10-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420213439.8U Expired - Lifetime CN203907236U (en) | 2014-04-29 | 2014-04-29 | Control system with high reliability for oil source |
Country Status (1)
| Country | Link |
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| CN (1) | CN203907236U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110597324A (en) * | 2019-07-18 | 2019-12-20 | 北京航天发射技术研究所 | Transfer control system and method |
| CN114123866A (en) * | 2021-11-19 | 2022-03-01 | 湖南星邦智能装备股份有限公司 | Method and system for controlling rotating speed of motor of aerial work platform and storage medium |
-
2014
- 2014-04-29 CN CN201420213439.8U patent/CN203907236U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110597324A (en) * | 2019-07-18 | 2019-12-20 | 北京航天发射技术研究所 | Transfer control system and method |
| CN114123866A (en) * | 2021-11-19 | 2022-03-01 | 湖南星邦智能装备股份有限公司 | Method and system for controlling rotating speed of motor of aerial work platform and storage medium |
| CN114123866B (en) * | 2021-11-19 | 2023-12-01 | 湖南星邦智能装备股份有限公司 | High-altitude operation platform motor rotating speed control method, system and storage medium |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141029 |