CN105370547A - Air compressor set with energy-saving device - Google Patents
Air compressor set with energy-saving device Download PDFInfo
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- CN105370547A CN105370547A CN201410428454.9A CN201410428454A CN105370547A CN 105370547 A CN105370547 A CN 105370547A CN 201410428454 A CN201410428454 A CN 201410428454A CN 105370547 A CN105370547 A CN 105370547A
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Abstract
The invention relates to an air compressor set with an energy-saving device. An air inlet of an air outlet pipe (2) is communicated with an air inlet of an air compressor body (1), and the air compressor set further comprises a temperature sensor A (3), a temperature sensor B (4), a pressure sensor A (5), a pressure sensor B (6), an on-off input module (7), an on-off output module (8), an analog quantity input module (9), an analog quantity output module (9-1), a procedure operation module (10) and a PLC (11). The air compressor set has the beneficial effects that as for loading and unloading of the air amount and starting and stopping of the set, through DCS system programming, related temperature and pressure instruments are additionally arranged; and centralized control is achieved through intelligent logical programs, load adjusting, starting and stopping are carried out according to the air supply pressure of an air outlet pipe, convenience is brought to maintenance and operation, and the functions of saving energy and consumption reducing are achieved.
Description
Technical field
The present invention is specifically related to a kind of air compressor group with energy saving device.
Background technique
At present, air compressor produces indispensable pressurized air for full factory provides, and all air compressors all carry out start-stop by post work according to need of production.Existing air compressor energy-conservation mostly concentrates on and carries out frequency conversion to air compressor itself and add in the technical innovation of PLC control realization constant pressure air feeding.But, the energy saving means of attached with frequency converters, be only applicable to the situation that air compressor has unloading, and 24 hours quantity-produced industrial and mining enterprise, in order to ensure that terminal gas point has enough pressure, often too low for the setting of the on-load pressure of air compressor, unloading pressure setting is too high, make air compressor be in loaded state, attached with frequency converters is energy-conservation is in this case invalid always.Because frequency variator itself also wants power consumption, therefore not only not energy-conservationly to consume energy all the better.
Summary of the invention
Object of the present invention is exactly at present, and air compressor produces indispensable pressurized air for full factory provides, and all air compressors all carry out start-stop by post work according to need of production.Existing air compressor energy-conservation mostly concentrates on and carries out frequency conversion to air compressor itself and add in the technical innovation of PLC control realization constant pressure air feeding.But, the energy saving means of attached with frequency converters, be only applicable to the situation that air compressor has unloading, and 24 hours quantity-produced industrial and mining enterprise, in order to ensure that terminal gas point has enough pressure, often too low for the setting of the on-load pressure of air compressor, unloading pressure setting is too high, make air compressor be in loaded state, attached with frequency converters is energy-conservation is in this case invalid always.Because frequency variator itself also wants power consumption, the deficiency of therefore not only not energy-conservation power consumption all the better, and a kind of air compressor group with energy saving device is provided.
The present invention includes one group of air compressor body and outlet pipe, the suction port of outlet pipe communicates with the suction port of one group of air compressor body respectively, it also has one group of A temperature transducer, one group of B temperature transducer, one group of A pressure transducer, one group of B pressure transducer, one group of switching input module, one group of switching value output module, one group of Analog input mModule, one group of analog output module, sequential operation module and PLC, the suction port place of outlet pipe is respectively equipped with one group of A temperature transducer and one group of A pressure transducer, the air outlet place of outlet pipe is respectively equipped with one group of B temperature transducer and one group of B pressure transducer, one group of A temperature transducer, one group of B temperature transducer, electric signal transmission to the one group Analog input mModule of A pressure transducer and one group of B pressure transducer, one group of switching input module accepts one group of air compressor body start stop signal respectively, signal is delivered to PLC by sequential operation module by one group of switching input module and one group of Analog input mModule, signal is delivered to one group of analog output module and one group of switching value output module by PLC, one group of analog output module controls the solenoid valve of one group of air compressor body respectively, one group of switching value output module controls contactor and the relay electrical connection of one group of air compressor body respectively.
It also has humidity transducer, and humidity transducer is arranged on outlet pipe, and the signal output part of humidity transducer is delivered to PLC by one group of Analog input mModule and sequential operation module.
Advantage of the present invention is: load gas consumption, unload, the problem of startup-shutdown; programmed by DCS system; increase associated temperature, pressure instrument; carry out centralized control by intelligent logic program, realize carrying out load regulation, start-stop according to outlet pipe supply gas pressure, maintain easily operation, energy-saving and cost-reducing function.Realize air compressor critical operational parameters in-service monitoring in the lump simultaneously, make control and optimize, ensure the object of air compressor system long-term economic stable operation.
accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Embodiment
As shown in Figure 1, the present invention includes one group of air compressor body 1 and outlet pipe 2, the suction port of outlet pipe 2 communicates with the suction port of one group of air compressor body 1 respectively, it also has one group of A temperature transducer 3, one group of B temperature transducer 4, one group of A pressure transducer 5, one group of B pressure transducer 6, one group of switching input module 7, one group of switching value output module 8, one group of Analog input mModule 9, one group of analog output module 9-1, sequential operation module 10 and PLC 11, the suction port place of outlet pipe 2 is respectively equipped with one group of A temperature transducer 3 and one group of A pressure transducer 5, the air outlet place of outlet pipe 2 is respectively equipped with one group of B temperature transducer 4 and one group of B pressure transducer 6, one group of A temperature transducer 3, one group of B temperature transducer 4, electric signal transmission to the one group Analog input mModule 9 of A pressure transducer 4 and one group of B pressure transducer 6, one group of switching input module 7 accepts one group of air compressor body 1 start stop signal respectively, signal is delivered to PLC 11 by sequential operation module 10 by one group of switching input module 7 and one group of Analog input mModule 9, signal is delivered to one group of analog output module 9-1 and group switching value output module 8 by PLC 11, one group of analog output module 9-1 controls the solenoid valve (controlling the rotating speed of air compressor motor) of one group of air compressor body 1 respectively, one group of switching value output module 8 controls contactor and the relay electrical connection (controlling the start and stop of air compressor) of one group of air compressor body 1 respectively.
It also has humidity transducer, and humidity transducer is arranged on outlet pipe 2, and the signal output part of humidity transducer is delivered to PLC 11 by one group of Analog input mModule 9 and sequential operation module 10.
Working principle: the pressure of outlet pipe 2 is contrasted by the numerical value of A pressure transducer 4 and one group of B pressure transducer 6, when outlet pipe 2 pressure sets lower limit lower than normal value, PLC 11 automatically starts and regulates operating one group of air compressor body 1 to make its load operating, if not yet met, continues to start air compressor for subsequent use until outlet pipe 2 air pressure meets or close to error set point.In like manner, when outlet pipe 2 air pressure is too high, then the operating one group of air compressor body 1 of corresponding unloading, reduces air demand.If outlet pipe 2 pressure is continual and steady within a period of time, then air compressor body 1 is thoroughly stopped to run, to reach economize on electricity object.
All one group of air compressor body 1 systems carry out adding up according to runnability working time, and Automatic Combined balances each unit operation time, realizes unanimous on the whole, the load balancing of each compressor operation time, extends the object in O&M life-span.
Whether air pipe 2 pressure condition is sufficient or lack to select gas key node and gas bag installing gas pressure instrument, moment to detect at whole pressurized air outlet pipe 2, and compares with setting pressure, thus determining program how action.
In PLC 11, the data such as air compressor running parameter, outlet pipe 2 pressure are programmed and its key parameter accomplished that the change of Real-Time Monitoring outlet pipe 2 pressure compares with normal institute air demand, judge to make relevant control action by program.
Claims (2)
1. the air compressor group with energy saving device, it comprises one group of air compressor body (1) and outlet pipe (2), the suction port of outlet pipe (2) communicates with the suction port of one group of air compressor body (1) respectively, it is characterized in that it also has one group of A temperature transducer (3), one group of B temperature transducer (4), one group of A pressure transducer (5), one group of B pressure transducer (6), one group of switching input module (7), one group of switching value output module (8), one group of Analog input mModule (9), one group of analog output module (9-1), sequential operation module (10) and PLC (11), the suction port place of outlet pipe (2) is respectively equipped with one group of A temperature transducer (3) and one group of A pressure transducer (5), the air outlet place of outlet pipe (2) is respectively equipped with one group of B temperature transducer (4) and one group of B pressure transducer (6), one group of A temperature transducer (3), one group of B temperature transducer (4), electric signal transmission to the one group Analog input mModule (9) of A pressure transducer (4) and one group of B pressure transducer (6), one group of switching input module (7) accepts one group of air compressor body (1) start stop signal respectively, signal is delivered to PLC (11) by sequential operation module (10) by one group of switching input module (7) and one group of Analog input mModule (9), signal is delivered to one group of analog output module (9-1) and one group of switching value output module (8) by PLC (11), one group of analog output module (9-1) controls the solenoid valve of one group of air compressor body (1) respectively, one group of switching value output module (8) controls contactor and the relay electrical connection of one group of air compressor body (1) respectively.
2. a kind of air compressor group with energy saving device according to claim 1, it is characterized in that it also has humidity transducer, humidity transducer is arranged on outlet pipe (2), and the signal output part of humidity transducer is delivered to PLC (11) by one group of Analog input mModule (9) and sequential operation module (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410428454.9A CN105370547A (en) | 2014-08-28 | 2014-08-28 | Air compressor set with energy-saving device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410428454.9A CN105370547A (en) | 2014-08-28 | 2014-08-28 | Air compressor set with energy-saving device |
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| Publication Number | Publication Date |
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| CN105370547A true CN105370547A (en) | 2016-03-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410428454.9A Pending CN105370547A (en) | 2014-08-28 | 2014-08-28 | Air compressor set with energy-saving device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107131118A (en) * | 2017-05-02 | 2017-09-05 | 辽宁工程技术大学 | A kind of pressure fan group linkage hybrid control system and method |
| CN110107525A (en) * | 2018-12-10 | 2019-08-09 | 杭州能源投资管理有限公司 | A kind of control method of centrifugal compressed air station system pressure |
| CN110735784A (en) * | 2018-07-21 | 2020-01-31 | 河南新野纺织股份有限公司 | Intelligent control system of air compressor |
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| CN201013597Y (en) * | 2007-03-30 | 2008-01-30 | 上海斯可络压缩机有限公司 | Oil free helical lobe compressor controller |
| CN202203096U (en) * | 2011-08-16 | 2012-04-25 | 四川卓越科技工程有限责任公司 | Control system for medium-pressure air compressor of hydropower station |
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| CN202789473U (en) * | 2012-10-08 | 2013-03-13 | 华自科技股份有限公司 | Automatic unit integrated control device |
| CN203117760U (en) * | 2013-03-01 | 2013-08-07 | 华自科技股份有限公司 | Public auxiliary machine automatic control device |
| CN204003384U (en) * | 2014-08-28 | 2014-12-10 | 葛洲坝集团水泥有限公司 | A kind of air compressor group with energy saving device |
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2014
- 2014-08-28 CN CN201410428454.9A patent/CN105370547A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2851647Y (en) * | 2005-12-16 | 2006-12-27 | 上海开通数控有限公司 | Intelligent air compressor controller |
| CN201013597Y (en) * | 2007-03-30 | 2008-01-30 | 上海斯可络压缩机有限公司 | Oil free helical lobe compressor controller |
| CN202203096U (en) * | 2011-08-16 | 2012-04-25 | 四川卓越科技工程有限责任公司 | Control system for medium-pressure air compressor of hydropower station |
| CN202645971U (en) * | 2012-07-06 | 2013-01-02 | 阿特拉斯·科普柯(无锡)压缩机有限公司 | Analog test bed for air compressor |
| CN202789473U (en) * | 2012-10-08 | 2013-03-13 | 华自科技股份有限公司 | Automatic unit integrated control device |
| CN203117760U (en) * | 2013-03-01 | 2013-08-07 | 华自科技股份有限公司 | Public auxiliary machine automatic control device |
| CN204003384U (en) * | 2014-08-28 | 2014-12-10 | 葛洲坝集团水泥有限公司 | A kind of air compressor group with energy saving device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107131118A (en) * | 2017-05-02 | 2017-09-05 | 辽宁工程技术大学 | A kind of pressure fan group linkage hybrid control system and method |
| CN107131118B (en) * | 2017-05-02 | 2019-01-04 | 辽宁工程技术大学 | A kind of pressure fan group linkage mixed control method |
| CN110735784A (en) * | 2018-07-21 | 2020-01-31 | 河南新野纺织股份有限公司 | Intelligent control system of air compressor |
| CN110107525A (en) * | 2018-12-10 | 2019-08-09 | 杭州能源投资管理有限公司 | A kind of control method of centrifugal compressed air station system pressure |
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Application publication date: 20160302 |
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