CN203453028U - Energy-saving control system for air compressors - Google Patents
Energy-saving control system for air compressors Download PDFInfo
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- CN203453028U CN203453028U CN201320570953.2U CN201320570953U CN203453028U CN 203453028 U CN203453028 U CN 203453028U CN 201320570953 U CN201320570953 U CN 201320570953U CN 203453028 U CN203453028 U CN 203453028U
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Abstract
The utility model discloses an energy-saving control system for air compressors. The energy-saving control system is characterized by being equipped with an electric quantity collector, a flow rate collector, a pressure collector, a point control unit, a program control unit and a power supply, wherein the electric quantity collector is connected with an electric quantity collecting end of the program control unit; the flow rate collector is connected with a flow rate colleting end of the program control unit; the pressure collector is connected with a pressure collecting end of the program control unit; the point control unit is connected with a control end of the program control unit; and the power supply supplies power to each unit. The energy-saving control system disclosed by the utility model comprehensively controls operation states of the air compressors and quantity of working air compressors according to the air use condition, controls opening or closing of each branch pipeline in a pneumatic system, can effectively prevent the air compressor from being frequently started, so that the air compressor can be in the best load condition, pressure and flow rate of each branch pipeline in the pneumatic system can be automatically adjusted according to needs of a user, gas air supply can be stopped when abnormal flow fluctuation appears in the branch pipelines and production safety can be ensured.
Description
Technical field
The utility model relates to a kind of air compressor control technique, is specifically related to a kind of air compressor energy saving control system.
Background technique
The advantages such as pneumatic system has that cost is relatively low, easy care, pollution-free, dynamical stability are therefore widely used in industrial production.In industrial pneumatic system, the power consumption of pneumatic system mainly, producing pressurized air link, is completed by air compressor and produce pressurized air.Because pneumatic system load variations is frequent, and amplitude of variation is larger, and it is particularly important that reasonable disposition pneumatic system becomes.In China, unreasonable due to pneumatic system configuration, the efficiency of energy utilization of pneumatic system is on the low side, exists serious waste.Therefore today that , energy problem becomes increasingly conspicuous, the energy-conserving control technology of pneumatic system has great significance in China.
In current pneumatic system, air compressor often adopts manual control or pressure-detecting device is set on gas holder, when pressure is during lower than setting value, information is fed back to air compressor controller, starts air compressor; When pressure is during higher than setting value, information is fed back to air compressor controller, close air compressor.So often air compressor meeting frequent starting, expends a large amount of electric energy, has also had a strong impact on the life-span of air compressor simultaneously.
Model utility content
The utility model is for the deficiencies in the prior art, propose a kind of can be according to control the size of each lateral flow, pressure in air compressor switch and air supply system with gas information summary, can automatically select to open the number of units of air compressor, air compressor frequent starting can be effectively prevented, the air compressor energy saving control system of air compressor in best load state can be allowed.Concrete scheme is as follows:
A kind of air compressor energy saving control system, its key is: be provided with electric quantity collector, water flow collection device, pressure acquisition device, some control unit, program-controlled unit and power supply, described electric quantity collector is connected with program-controlled unit electric quantity acquisition end, described water flow collection device is connected with program-controlled unit flow collection end, described pressure acquisition device is connected with program-controlled unit pressure acquisition end, described some control unit is connected with program-controlled unit control end, and described power supply is each unit power supply.
Working principle of the present utility model is as follows:
The gas that in air supply system, air compressor produces is transported in gas holder and stores through main pipeline, gas in gas holder is supplied with respectively each lateral after cooling driers and filter, the data on flows of main pipeline and each lateral in water flow collection device collection air supply system, and data on flows is uploaded in program-controlled unit; Pressure acquisition device gathers gas holder in air supply system and uploads in program-controlled unit with the pressure data in each lateral; Program-controlled unit carries out analysing and processing to the data on flows of uploading and pressure data, according to analysis result send command adapted thereto control the unlatching number of units of air compressor and control lateral some control unit, regulate pressure and the uninterrupted of lateral, make compressor operation at most economical rational load state, according to the situation of change of steam line pressure, the opening and closing of allotment air compressor, the switching on and shutting down number of times of minimizing air compressor, extends the air compressor life-span.
Described program-controlled unit is also connected with power saving unit, in power saving unit, be provided with and can control device and wave filter, this can be controlled in device and be provided with singlechip controller and power frequency controller, by controlling device, can control air compressor load output size, the gas production of dynamic adjustments air compressor; Wave filter can reduce the impact on electrical network of harmonic wave that compressor operation produces, cuts the waste.
Described electric quantity collector is arranged on power saving unit power input, gathers the information such as each compressor operation electric current, voltage, power, working time.
Described program-controlled unit is also connected with Temperature sampler, this Temperature sampler is arranged in air compressor house, by the temperature data uploading in air compressor house in program-controlled unit, if surpass setting value, program-controlled unit just sends control signal and starts cooling system, air compressor and air compressor house are carried out to cooling operations, guarantee the normal operation of air compressor.
Described water flow collection device is arranged on the main pipeline and each lateral inlet end of air supply system, program-controlled unit can predict the gas demand of using according to the data on flows of main pipeline and each lateral like this, determine and open or close air compressor, and the number of units of opening or closing, carry out optimum Match.
Described some control unit is arranged in air supply system on each lateral inlet end, and some control unit adopts electric control valve, or pneumatic control valve completes the control to each lateral flow and pressure size.
Described pressure acquisition device is arranged in air supply system on gas holder and each lateral.
Described power supply is ups power; adopt ups power to guarantee the stability of whole control system electricity consumption, in actual applications, air compressor is often understood Switching power simultaneously; as switched between civil power and diesel generating set, adopt UPS control system of air compressor to avoid the impact of Switching power.
The beneficial effects of the utility model are: can be according to controlling the running state of air compressor and the number of units of unlatching with gas information summary, control conducting or the closure of each lateral in air supply system, can effectively prevent air compressor frequent starting, can allow air compressor in best load state, can automatically regulate according to user's request pressure and the flow of each lateral in air supply system, can when abnormal flow fluctuation appears in lateral, stop air feed, guarantee production safety.
Accompanying drawing explanation
Fig. 1 is the utility model structured flowchart.
Fig. 2 is the utility model air supply system structural drawing.
Embodiment
Below in conjunction with drawings and the specific embodiments, the utility model is described in further detail.
As depicted in figs. 1 and 2: a kind of air compressor energy saving control system, its key is: be provided with electric quantity collector 1, water flow collection device 2, pressure acquisition device 3, some control unit 4, program-controlled unit 5 and power supply 6, described electric quantity collector 1 is connected with program-controlled unit 5 electric quantity acquisition ends, described water flow collection device 2 is connected with program-controlled unit 5 flow collection ends, described pressure acquisition device 3 is connected with program-controlled unit 5 pressure acquisition ends, described some control unit 4 is connected with program-controlled unit 5 control ends, and described power supply 6 is each unit power supply; Described power supply 6 adopts ups powers to provide galvanic current source for each unit; In power saving unit 7, be provided with frequency variator, power-factor regulator and double power supply converting switch, electric quantity collector 1 is arranged in the air compressor power loop in power saving unit 7, gathers the information such as compressor operation electric current, voltage, power, working time; Described water flow collection device 2 is arranged on air supply system main pipeline 9 and each lateral 10 inlet ends; Described some control unit 4 adopts electric control valve or pneumatic control valves, is arranged in air supply system on each lateral 10 inlet ends, completes the size that regulates gas flow, pressure in each lateral; Described pressure acquisition device 3 is arranged in air supply system on gas holder 11 and each lateral 10.
Working principle of the present utility model is as follows: program-controlled unit 5 gets the data on flows of main pipeline and each lateral by water flow collection device 2, by pressure acquisition device 3, get the pressure data of gas holder and each lateral, by the analysis to flow and pressure data, can calculate in advance the tolerance that next interior air compressor of a period of time need to provide how many, program-controlled unit 5 sends control command according to analysis result, opens the air compressor number of units of suitable quantity or closes air compressor etc.In air supply system, as lateral is not used or uses extremely, program-controlled unit 5 sends control command and controls corresponding some control unit and close; User can preset flow, the pressure size of each lateral in program-controlled unit 5, program-controlled unit 5, by sending the aperture of electric control valve in control unit 4, control information control point or pneumatic control valve, guarantees the flow in each subtube, the demand that pressure meets user.
For better realizing the utility model, may further be: described program-controlled unit 5 is also connected with Temperature sampler 8, this Temperature sampler 8 is arranged on air compressor and installs in room, temperature value for detection of air compressor house, when program-controlled unit 5, receiving that Temperature sampler 8 provides is that temperature data is while surpassing setting value, send control signal, start air compressor house cooling system, air compressor house is lowered the temperature, guarantee that air compressor and various control apparatus normally move, this cooling system is for comprising cooling tower, water-circulating pump, water valve and cooling system controller.
Claims (8)
1. an air compressor energy saving control system, it is characterized in that: be provided with electric quantity collector (1), water flow collection device (2), pressure acquisition device (3), point control unit (4), program-controlled unit (5) and power supply (6), described electric quantity collector (1) is connected with program-controlled unit (5) electric quantity acquisition end, described water flow collection device (2) is connected with program-controlled unit (5) flow collection end, described pressure acquisition device (3) is connected with program-controlled unit (5) pressure acquisition end, described some control unit (4) is connected with program-controlled unit (5) control end, described power supply (6) is each unit power supply.
2. air compressor energy saving control system according to claim 1, is characterized in that: described program-controlled unit (5) power control terminal is connected with power saving unit (7).
3. air compressor energy saving control system according to claim 2, is characterized in that: described electric quantity collector (1) is arranged in power saving unit (7).
4. air compressor energy saving control system according to claim 1, is characterized in that: described program-controlled unit (5) temperature acquisition end is connected with Temperature sampler (8).
5. air compressor energy saving control system according to claim 1, is characterized in that: described water flow collection device (2) is arranged on upper and each lateral (10) inlet end of the main pipeline (9) of air supply system.
6. air compressor energy saving control system according to claim 1, is characterized in that: described some control unit (4) is arranged in air supply system on each lateral (10) inlet end.
7. air compressor energy saving control system according to claim 1, is characterized in that: described pressure acquisition device (3) is arranged on upper and each lateral (10) of gas holder in air supply system (11).
8. air compressor energy saving control system according to claim 1, is characterized in that: described power supply (6) is ups power.
Priority Applications (1)
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CN201320570953.2U CN203453028U (en) | 2013-09-13 | 2013-09-13 | Energy-saving control system for air compressors |
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CN201320570953.2U CN203453028U (en) | 2013-09-13 | 2013-09-13 | Energy-saving control system for air compressors |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107178490A (en) * | 2017-05-19 | 2017-09-19 | 珠海格力电器股份有限公司 | The control method and device of compressor |
CN107288862A (en) * | 2016-04-11 | 2017-10-24 | 东莞市富仕节能科技有限公司 | A kind of intelligent cluster controlled energy conserving system of air compressor machine |
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 |
CN108533481A (en) * | 2018-04-10 | 2018-09-14 | 苏州南海道电子科技有限公司 | A kind of air energy-saving compressibility |
-
2013
- 2013-09-13 CN CN201320570953.2U patent/CN203453028U/en not_active Expired - Fee Related
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107288862A (en) * | 2016-04-11 | 2017-10-24 | 东莞市富仕节能科技有限公司 | A kind of intelligent cluster controlled energy conserving system of air compressor machine |
CN107178490A (en) * | 2017-05-19 | 2017-09-19 | 珠海格力电器股份有限公司 | The control method and device of compressor |
CN107178490B (en) * | 2017-05-19 | 2018-11-09 | 珠海格力电器股份有限公司 | The control method and device of compressor |
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 |
CN108533481A (en) * | 2018-04-10 | 2018-09-14 | 苏州南海道电子科技有限公司 | A kind of air energy-saving compressibility |
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C14 | Grant of patent or utility model | ||
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140226 Termination date: 20170913 |
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CF01 | Termination of patent right due to non-payment of annual fee |