CN204493160U - Air compressor intelligent frequency-conversion energy-saving control system - Google Patents
Air compressor intelligent frequency-conversion energy-saving control system Download PDFInfo
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- CN204493160U CN204493160U CN201520168809.5U CN201520168809U CN204493160U CN 204493160 U CN204493160 U CN 204493160U CN 201520168809 U CN201520168809 U CN 201520168809U CN 204493160 U CN204493160 U CN 204493160U
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Abstract
Air compressor intelligent frequency-conversion energy-saving control system disclosed in the utility model, comprise PLC, frequency variator, air compressor, oil gas tank, deaerator and pipeline, PLC connects AC24V ac power supply, PLC is provided with oil filter switch, air filter switch and oil content switch, PLC connects frequency variator and air compressor successively, the input end of air compressor is connected with filter cleaner by pipeline, its output terminal connects oil gas tank and deaerator successively by pipeline, air compressor is provided with temperature transducer, temperature transducer connects PLC, the output terminal of deaerator is provided with pressure transducer, pressure transducer connects PLC.The utility model, control mode is accurate, and energy-saving effect is remarkable, and its power saving rate can reach 20%-40%.Meanwhile, the utility model avoids the rush of current situation that air compressor is subject to when frequent unlatching, extends the working life of system, ensure that the service property (quality) of system.
Description
Technical field
The utility model relates to a kind of control system, refers in particular to a kind of air compressor intelligent frequency-conversion energy-saving control system.
Background technique
The control mode of air compressor mostly is switch suction port valve loading and unloading and carrys out adjustable pressure, namely when gas consumption reduces, air pressure increases, when arriving pressure upper limit, close inlet valve, make air compressor be in unloaded state, do not have gas to extrude, at this moment air compressor is flogging a dead horse, when air pressure is lower than threshold pression, suction port valve open loads, and this working method can bring air pressure unstable, affects quality of product.When air pressure height, the load of motor increases, and power consumption increases.When air pressure is low, air compressor unloads, and motor is in unloaded state, flogs a dead horse, and is also wasting energy.And when air pressure height, pipe leakage is also the one performance of power consumption.Above-mentioned working method can not meet the development of modern industry.
In prior art, energy saving system for air compressor is compared to more advanced the switch suction port valve loading and unloading in past carrys out adjustable pressure, mostly be adopt computerized control system to control, but, known control mode inaccuracy, energy-saving effect is poor, and system affects greatly by rush of current, and service property (quality) is difficult to obtain Reliable guarantee.
In view of this, a kind of air compressor intelligent frequency-conversion energy-saving control system of the present inventor's specialized designs, this case produces thus.
Model utility content
The purpose of this utility model is to provide a kind of air compressor intelligent frequency-conversion energy-saving control system, to realize accurate control, Optimization of Energy Saving effect and ensure service property (quality).
To achieve these goals, the technical solution of the utility model is as follows:
Air compressor intelligent frequency-conversion energy-saving control system, comprise PLC, frequency variator, air compressor, oil gas tank, deaerator and pipeline, PLC connects AC24V ac power supply, PLC is provided with oil filter switch, air filter switch and oil content switch, PLC connects frequency variator and air compressor successively, the input end of air compressor is connected with filter cleaner by pipeline, its output terminal connects oil gas tank and deaerator successively by pipeline, air compressor is provided with temperature transducer, temperature transducer connects PLC, the output terminal of deaerator is provided with pressure transducer, pressure transducer connects PLC.
Air compressor intelligent frequency-conversion energy-saving control system also comprises fault detection module, and described PLC connects frequency variator by fault detection module.
Air compressor intelligent frequency-conversion energy-saving control system also comprises human-computer interface module, and human-computer interface module connects the input end of described PLC.
Described PLC is provided with com interface.
Described PLC wireless connections frequency variator.
Air compressor intelligent frequency-conversion energy-saving control system also comprises RS-485 communication interface circuit, and RS-485 communication interface circuit connects the input end of described PLC.
Air compressor intelligent frequency-conversion energy-saving control system also comprises solenoid valve, and solenoid valve connects described PLC, and solenoid valve is arranged on air compressor and filter cleaner connecting pipeline.
After adopting said structure, the utility model is rational in infrastructure, design ingenious, by the cooperation of temperature transducer and pressure transducer, the temperature of Real-time Obtaining air compressor and deaerator go out oil pressure (i.e. the size of tolerance used for air compressor), thus automatically regulated the working efficiency of air compressor by PLC and frequency variator, control mode is accurate, energy-saving effect is remarkable, and its power saving rate can reach 20%-40%.Meanwhile, the utility model avoids the rush of current situation that air compressor is subject to when frequent unlatching, extends the working life of system, ensure that the service property (quality) of system.
Below in conjunction with the drawings and specific embodiments, the utility model is described further.
Accompanying drawing explanation
Fig. 1 is schematic diagram of the present utility model.
Label declaration
PLC 1, oil filter switch 11, air filter switch 12, oil content switch 13, frequency variator 2, air compressor 3, temperature transducer 31, filter cleaner 4, solenoid valve 41, oil gas tank 5, deaerator 6, pressure transducer 61.
Embodiment
As shown in Figure 1, the air compressor intelligent frequency-conversion energy-saving control system that the utility model discloses, comprise PLC 1, frequency variator 2, air compressor 3, oil gas tank 5, deaerator 6 and pipeline, PLC 1 connects AC24V ac power supply, PLC 1 is provided with oil filter switch 11, air filter switch 12 and oil content switch 13, PLC 1 connects frequency variator 2 and air compressor 3 successively, the input end of air compressor 3 is connected with filter cleaner 4 by pipeline, its output terminal connects oil gas tank 5 and deaerator 6 successively by pipeline, air compressor 3 is provided with temperature transducer 31, temperature transducer 31 connects PLC 1, the output terminal of deaerator 6 is provided with pressure transducer 61, pressure transducer 61 connects PLC 1.
In order to make this control system, there is better Security, air compressor intelligent frequency-conversion energy-saving control system also comprises fault detection module, described PLC 1 connects frequency variator 2 by fault detection module, if frequency variator 2 breaks down, this trouble signal is transferred to PLC 1 by fault detection module, PLC 1 is quit work, and damaging appears in anti-locking system.
More quick convenient in order to make this control system operate, air compressor intelligent frequency-conversion energy-saving control system also comprises human-computer interface module, human-computer interface module connects the input end of described PLC 1, staff only just can need operate PLC 1 by human-computer interface module very easily, and whole operating process is simple and directly perceived.
The PLC 1 of this embodiment is provided with com interface, com interface and COM, and com interface can connect special device, expands the use of this control system, further increases the service property (quality) of system.
In the present embodiment, the mode that PLC 1 is connected with frequency variator 2 has multiple, can be that PLC 1 is electrically connected frequency variator 2, it can also be PLC 1 wireless connections frequency variator 2, wherein, air compressor intelligent frequency-conversion energy-saving control system also comprises RS-485 communication interface circuit, and RS-485 communication interface circuit connects the input end of described PLC 1.RS-485 communication interface circuit has good noise immunity, and the advantages such as long range propagation and multistation ability, become preferred serial line interface.
In the present embodiment, air compressor intelligent frequency-conversion energy-saving control system also comprises solenoid valve 41, solenoid valve 41 connects described PLC 1, solenoid valve 41 is arranged on air compressor 3 with on filter cleaner 4 connecting pipeline, the unlatching of PLC 1 Controlling solenoid valve 41, thus control the input end of air compressor 3, make the control mode of air compressor 3 more accurate, improve its energy-saving effect further.
The utility model is rational in infrastructure, design ingenious, by the cooperation of temperature transducer 31 and pressure transducer 61, the temperature of Real-time Obtaining air compressor 3 and deaerator 6 go out oil pressure (i.e. the size of air compressor 3 gas consumption), thus the working efficiency of air compressor 3 is automatically regulated by PLC 1 and frequency variator 2, control mode is accurate, and energy-saving effect is remarkable, and its power saving rate can reach 20%-40%.Meanwhile, the utility model avoids the rush of current situation that air compressor 3 is subject to when frequent unlatching, extends the working life of system, ensure that the service property (quality) of system.
Above-described embodiment and graphic and non-limiting product form of the present utility model and style, any person of an ordinary skill in the technical field, to its suitable change done or modification, all should be considered as not departing from patent category of the present utility model.
Claims (7)
1. air compressor intelligent frequency-conversion energy-saving control system, it is characterized in that: comprise PLC, frequency variator, air compressor, oil gas tank, deaerator and pipeline, PLC connects AC24V ac power supply, PLC is provided with oil filter switch, air filter switch and oil content switch, PLC connects frequency variator and air compressor successively, the input end of air compressor is connected with filter cleaner by pipeline, its output terminal connects oil gas tank and deaerator successively by pipeline, air compressor is provided with temperature transducer, temperature transducer connects PLC, the output terminal of deaerator is provided with pressure transducer, pressure transducer connects PLC.
2. air compressor intelligent frequency-conversion energy-saving control system as claimed in claim 1, it is characterized in that: also comprise fault detection module, described PLC connects frequency variator by fault detection module.
3. air compressor intelligent frequency-conversion energy-saving control system as claimed in claim 1, it is characterized in that: also comprise human-computer interface module, human-computer interface module connects the input end of described PLC.
4. air compressor intelligent frequency-conversion energy-saving control system as claimed in claim 1, is characterized in that: described PLC is provided with com interface.
5. air compressor intelligent frequency-conversion energy-saving control system as claimed in claim 1, is characterized in that: described PLC wireless connections frequency variator.
6. air compressor intelligent frequency-conversion energy-saving control system as claimed in claim 5, it is characterized in that: also comprise RS-485 communication interface circuit, RS-485 communication interface circuit connects the input end of described PLC.
7. air compressor intelligent frequency-conversion energy-saving control system as claimed in claim 1, it is characterized in that: also comprise solenoid valve, solenoid valve connects described PLC, and solenoid valve is arranged on air compressor and filter cleaner connecting pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520168809.5U CN204493160U (en) | 2015-03-25 | 2015-03-25 | Air compressor intelligent frequency-conversion energy-saving control system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520168809.5U CN204493160U (en) | 2015-03-25 | 2015-03-25 | Air compressor intelligent frequency-conversion energy-saving control system |
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| CN204493160U true CN204493160U (en) | 2015-07-22 |
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| CN201520168809.5U Active CN204493160U (en) | 2015-03-25 | 2015-03-25 | Air compressor intelligent frequency-conversion energy-saving control system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106286254A (en) * | 2016-10-08 | 2017-01-04 | 湖北特威特动力科技股份有限公司 | A kind of air compressor machine of full-automatic unmanned supervision |
| CN107701410A (en) * | 2017-08-14 | 2018-02-16 | 苏州创时云能源科技有限公司 | A kind of multiple air compressors central control system |
-
2015
- 2015-03-25 CN CN201520168809.5U patent/CN204493160U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106286254A (en) * | 2016-10-08 | 2017-01-04 | 湖北特威特动力科技股份有限公司 | A kind of air compressor machine of full-automatic unmanned supervision |
| CN107701410A (en) * | 2017-08-14 | 2018-02-16 | 苏州创时云能源科技有限公司 | A kind of multiple air compressors central control system |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Room 502, No. 558 Xianyue Road, Siming District, Xiamen City, Fujian Province, 361009 Patentee after: Xiamen nengkong Automation Technology Co.,Ltd. Address before: Room 502, No. 558 Xianyue Road, Siming District, Xiamen City, Fujian Province, 361009 Patentee before: XIAMEN NENGKONG AUTOMATION TECHNOLOGY CO.,LTD. |