CN201232636Y - Intelligent electricity-saving control equipment for air compressor - Google Patents
Intelligent electricity-saving control equipment for air compressor Download PDFInfo
- Publication number
- CN201232636Y CN201232636Y CNU2008200508466U CN200820050846U CN201232636Y CN 201232636 Y CN201232636 Y CN 201232636Y CN U2008200508466 U CNU2008200508466 U CN U2008200508466U CN 200820050846 U CN200820050846 U CN 200820050846U CN 201232636 Y CN201232636 Y CN 201232636Y
- Authority
- CN
- China
- Prior art keywords
- air compressor
- frequency
- control apparatus
- equipment
- intelligent energy
- 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.)
- Expired - Lifetime
Links
Images
Landscapes
- Control Of Positive-Displacement Pumps (AREA)
Abstract
The utility model relates to the technical field of air compressors, in particular to an intelligent energy saving control device of an air compressor. The utility model includes a pressure value collection device, a frequency generating device, a frequency control device, and a control circuit strong-electricity interface, wherein, the pressure value collection device is used for obtaining the pressure value of the air tank of the air compressor; the frequency generating device is used for generating the frequency of a corresponding working power according to the pressure value; the frequency control device is used for controlling the frequency of the input power of the motor of the air compressor according to the frequency of the working power; and the control circuit strong-electricity interface is used for outputting power to the motor of the air compressor. The technical scheme collects the pressure value of the air tank of the air compressor, works out the frequency of the working power according to the pressure value and uses the frequency of the working power to control the frequency of the input power of the air compressor, thereby saving the electrical energy of the air compressor and reducing the production cost.
Description
Technical field
The utility model relates to the air compressor technical field, relates in particular to a kind of intelligent energy-saving control apparatus of air compressor.
Background technique
Screw air compressor is rotated in cylinder by a pair of negative and positive rotor that is parallel to each other meshing (or claiming screw rod), make the air between the rotor teeth groove constantly produce periodic volume-variation, air then is delivered to outlet side along rotor axis by the suction side, realizes the overall process of air-breathing, the compression and the exhaust of screw air compressor.
Existing air compressor uses the loading and unloading control mode to carry out pressure control: press starting button, control system is connected the starter coil and is opened oil cut-off valve, air compressor starts under unloading mode, at this moment suction valve is in the closed position, and bleed valve is opened with the pressure in the discharging deaerator.Begin load operating Deng air compressor behind the step-down 1s, system pressure begins to rise.If system pressure rises to the pressure switch CLV ceiling limit value, control system is closed suction valve, the deaerator venting, air compressor unloading operation, after system pressure dropped to the pressure switch lower limit, controller made INO, the deaerator bleed valve cuts out, air compressor is opened, and the deaerator bleed valve cuts out, the compressor loads operation.
From above control procedure as can be seen, because the actual gas consumption of air compressor can be less than the specified input tolerance of air compressor motor, existing control mode will cause " height forces down usefulness ", and the power that air compressor provides is greater than the power of load, cause waste of energy, increase cost of production.
The model utility content
The utility model provides a kind of intelligent energy-saving control apparatus of air compressor, and the electric energy that it can save air compressor reduces production costs.
A kind of intelligent energy-saving control apparatus of air compressor, comprise, be used to obtain the force value collecting device of the force value of air compressor gas tank, the frequency that is used for producing corresponding working power frequency according to force value produce equipment, be used for according to the input power supply frequency of working power FREQUENCY CONTROL air compressor motor VFC equipment, be used for control circuit forceful electric power interface to air compressor motor out-put supply; Wherein, the air compressor gas tank is connected with the force value collecting device, frequency produces equipment and is connected with the force value collecting device, frequency produces equipment and is connected with VFC equipment, VFC equipment and control circuit forceful electric power interface, for the external power supply of air compressor motor power supply is connected, control circuit forceful electric power interface is connected with the air compressor motor.
Wherein, further comprise, be used to detect the fault test set of intelligent energy-saving control apparatus fault, fault test set is connected with frequency generation equipment.
Wherein, comprise further that be used to detect the accident warning device that sends warning message after the fault, accident warning device is connected with fault test set.
Wherein, comprise further that be used to send the motor outage control apparatus that cuts off the input power supply of air compressor motor behind the warning message, motor outage control apparatus is connected with accident warning device, VFC equipment.
Wherein, further comprise, be used to detect the temperature testing equipment of VFC device temperature, temperature testing equipment is connected with VFC equipment.
Wherein, the output interface quantity of control circuit forceful electric power interface is 4, and the output interface of each control circuit forceful electric power interface is connected with an air compressor motor.
Wherein, external power supply is the three phase mains of 380 volts or 220 volts.
Wherein, air compressor is screw air compressor or sliding-vane air compressor.
From above technological scheme as can be seen, the utility model comprises, be used to obtain the force value collecting device of the force value of air compressor gas tank, the frequency that is used for producing corresponding working power frequency according to force value produce equipment, be used for according to the input power supply frequency of working power FREQUENCY CONTROL air compressor motor VFC equipment, be used for control circuit forceful electric power interface to air compressor motor out-put supply; Wherein, the air compressor gas tank is connected with the force value collecting device, frequency produces equipment and is connected with the force value collecting device, frequency produces equipment and is connected with VFC equipment, VFC equipment and control circuit forceful electric power interface, for the external power supply of air compressor motor power supply is connected, control circuit forceful electric power interface is connected with the air compressor motor.The technical program is gathered the force value of air compressor gas tank, and calculate the working power frequency according to force value, go to control the input power supply frequency of air compressor motor with this working power frequency, thereby form a VFC feedback, when the power of load changes, by changing the input power supply frequency of air compressor motor, the power that makes air compressor provide changes thereupon, realize the purpose of power " institute supplies promptly required ", thereby saving air compressor electric energy reduces production costs.
Description of drawings
Fig. 1 is the utility model embodiment's a structural representation.
Embodiment
Please refer to Fig. 1 and be the utility model embodiment's structural representation.
The intelligent energy-saving control apparatus 10 of present embodiment air compressor, comprise, be used to obtain the force value collecting device 11 of the force value of air compressor gas tank 30, the frequency that is used for producing corresponding working power frequency according to force value produce equipment 13, be used for according to the input power supply frequency of working power FREQUENCY CONTROL air compressor motor 40 VFC equipment 17, be used for control circuit forceful electric power interface 16 to air compressor motor 40 out-put supplies; Wherein, air compressor gas tank 30 is connected with force value collecting device 11, frequency produces equipment 13 and is connected with force value collecting device 11, frequency produces equipment 13 and is connected with VFC equipment 17, VFC equipment 17 and control circuit forceful electric power interface 16, for the external power supply 50 of air compressor motor 40 power supplies is connected, control circuit forceful electric power interface 16 is connected with air compressor motor 40.
The technical program is gathered the force value of air compressor gas tank 30, and calculate the working power frequency according to this force value, go to control the input power supply frequency of air compressor motor 40 with this working power frequency, thereby form a VFC feedback, when the power of the load of subscriber unit 20 changes, by changing the input power supply frequency of air compressor motor 40, the power that makes air compressor provide changes thereupon, realize the purpose of power " supply promptly required ", thereby the saving electric energy reduces production costs.
Present embodiment intelligent energy-saving control apparatus 10 further comprises, be used to detect the fault test set 14 of intelligent energy-saving control apparatus 10 faults, be used to detect the accident warning device 15 that sends warning message after the fault, be used to send the motor outage control apparatus 19 that cuts off the input power supply of air compressor motor 40 behind the warning message; Fault test set 14 produces equipment 13 with frequency and is connected; Accident warning device 15 is connected motor outage control apparatus 19 and is connected with accident warning device 15, VFC equipment 17 with fault test set 14.
Above-mentioned fault test set 14 produces the data of equipment 13 by analysis frequency, judge whether to break down, such as, fault test set 14 sends to accident warning device 15 with fault message, accident warning device 15 warning of can sounding is perhaps sent warning message to background monitoring system.For the safety of producing, after sending warning message, accident warning device 15 cuts off the information of the input power supply of air compressor motor 40 to 19 transmissions of motor outage control apparatus, and motor outage control apparatus 19 cuts off the input power supply of air compressor motors 40.
Present embodiment intelligent energy-saving control apparatus 10 further comprises, is used to detect the temperature testing equipment 18 of VFC equipment 17 temperature, and temperature testing equipment 18 is connected with VFC equipment 17.VFC equipment 17 is connected with external power supply 50, under failure condition, the electric current of process VFC equipment 17 can be very big, produces very high temperature, connect temperature testing equipment 18 on VFC equipment 17, the personnel that maintain easily judge by temperature whether system's running is normal.In the present embodiment, external power supply 50 is 380 volts a three phase mains.
Air compressor gas tank 30 may be connected with a plurality of air compressor motors 40 simultaneously, and this requires control circuit forceful electric power interface 16 to have a plurality of output interfaces.In the present embodiment, the output interface quantity of control circuit forceful electric power interface 16 is 4, and the output interface of each control circuit forceful electric power interface 16 is connected with an air compressor motor 40.
In the present embodiment, air compressor is screw air compressor or sliding-vane air compressor.Need to prove that screw type and sliding vane belong to the air compressor of rotary type type, the technical program also is applicable to the air compressor of types such as speed mode, positive displacement.
Above content only is preferred embodiment of the present utility model, for those of ordinary skill in the art, according to thought of the present utility model, the part that all can change in specific embodiments and applications, this description should not be construed as restriction of the present utility model.
Claims (8)
1. the intelligent energy-saving control apparatus of an air compressor, it is characterized in that, comprise, be used to obtain the force value collecting device of the force value of air compressor gas tank, the frequency that is used for producing corresponding working power frequency according to described force value produce equipment, be used for according to the input power supply frequency of described working power FREQUENCY CONTROL air compressor motor VFC equipment, be used for control circuit forceful electric power interface to air compressor motor out-put supply; Wherein, the air compressor gas tank is connected with the force value collecting device, frequency produces equipment and is connected with the force value collecting device, frequency produces equipment and is connected with VFC equipment, contraction frequently control apparatus and control circuit forceful electric power interface, the external power supply of powering for the air compressor motor is connected, and control circuit forceful electric power interface is connected with the air compressor motor.
2. the intelligent energy-saving control apparatus of air compressor according to claim 1 is characterized in that, further comprises, is used to detect the fault test set of described intelligent energy-saving control apparatus fault, and fault test set is connected with described frequency generation equipment.
3. the intelligent energy-saving control apparatus of air compressor according to claim 2 is characterized in that, further comprises, is used to detect the accident warning device that sends warning message after the fault, and accident warning device is connected with described fault test set.
4. the intelligent energy-saving control apparatus of air compressor according to claim 3, it is characterized in that, further comprise, be used to send the motor outage control apparatus that cuts off the input power supply of described air compressor motor behind the warning message, motor outage control apparatus is connected with accident warning device, VFC equipment.
5. the intelligent energy-saving control apparatus of air compressor according to claim 1 is characterized in that, further comprises, is used to detect the temperature testing equipment of described VFC device temperature, and temperature testing equipment is connected with described VFC equipment.
6. the intelligent energy-saving control apparatus of air compressor according to claim 1 is characterized in that, the output interface quantity of described control circuit forceful electric power interface is 4, and the output interface of each control circuit forceful electric power interface is connected with an air compressor motor.
7. the intelligent energy-saving control apparatus of air compressor according to claim 1 is characterized in that, described external power supply is the three phase mains of 380 volts or 220 volts.
8. according to the intelligent energy-saving control apparatus of any described air compressor of claim 1 to 7, it is characterized in that described air compressor is screw air compressor or sliding-vane air compressor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200508466U CN201232636Y (en) | 2008-07-18 | 2008-07-18 | Intelligent electricity-saving control equipment for air compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200508466U CN201232636Y (en) | 2008-07-18 | 2008-07-18 | Intelligent electricity-saving control equipment for air compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201232636Y true CN201232636Y (en) | 2009-05-06 |
Family
ID=40619014
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200508466U Expired - Lifetime CN201232636Y (en) | 2008-07-18 | 2008-07-18 | Intelligent electricity-saving control equipment for air compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201232636Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105782048A (en) * | 2014-12-24 | 2016-07-20 | 上海东冠纸业有限公司 | Protection control method used for roots vacuum pump |
-
2008
- 2008-07-18 CN CNU2008200508466U patent/CN201232636Y/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105782048A (en) * | 2014-12-24 | 2016-07-20 | 上海东冠纸业有限公司 | Protection control method used for roots vacuum pump |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201666246U (en) | Workstation energy-saving system of air compressor | |
| CN103306958A (en) | Running Method method of running of intelligent power-saving control system of air compression station | |
| CN204140356U (en) | A kind of mine air compressor control system based on PLC | |
| CN102996481A (en) | Cooling device and cooling method | |
| CN201982343U (en) | Energy-saving control cabinet for fan | |
| CN2723723Y (en) | Wind light and diesel complementary system control conversion integrated machine | |
| CN104242738A (en) | Frequency conversion and energy saving control device and method for cluster well pumping units | |
| CN103647342B (en) | A kind of novel free of discontinuities method of supplying power to and power-supply system | |
| CN201556078U (en) | Energy saving and noise reduction control system for smoke extractor | |
| CN103334913A (en) | Control system of air compressor | |
| CN202125419U (en) | Frequency conversion and electricity-saving device of air compressor | |
| CN104481879A (en) | An air compressor energy saving controller | |
| CN201232636Y (en) | Intelligent electricity-saving control equipment for air compressor | |
| CN103956948B (en) | Intelligent AC speed changing diesel generator group | |
| CN203384018U (en) | Air compressor energy-saving cabinet control system | |
| CN206175190U (en) | Energy -conserving all -in -one of visual air compressor machine | |
| CN201232637Y (en) | Electricity-saving control equipment for air compressor | |
| CN203516041U (en) | Control system of air compressor | |
| CN203499969U (en) | Air compressor frequency conversion driving system | |
| CN206801877U (en) | A kind of air force intelligent flow control system control circuit | |
| CN201976064U (en) | Variable-frequency energy-saving electrical control cabinet | |
| CN201846075U (en) | Electric energy monitoring management system for elevator group | |
| CN203104102U (en) | EPS (Emergency Power Supply) system using air energy as backup energy storage component | |
| Yang et al. | Control system design for contant-pressure water supply | |
| CN203962358U (en) | A kind of power air compressor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: DONGGUAN CITY FUERSHENG ELECTROMECHANICAL TECHNOLO Free format text: FORMER OWNER: DONGGUAN CITY FENGLISHENG ELECTRICAL CO., LTD. Effective date: 20090619 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20090619 Address after: Guangdong province Dongguan City Nancheng District of new City Hongfu Road No. 200, the first international D room 1306 Dongguan foersheng Mechanical & Electronic Technology Co Ltd, zip code: 523000 Patentee after: Dongguan Foersheng Mechanical & Electronic Technology Co., Ltd. Address before: Nancheng District of Guangdong city in Dongguan Province, the first international D room 1306 Dongguan fenglisheng electromechanical Co., Ltd., zip code: 523075 Patentee before: Dongguan Fenglisheng Electrical Engineering Co., Ltd. |
|
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 523000 Guangdong city of Dongguan province Nancheng District of Sanyuanli Tong Peng industrial zone the first building first floor Patentee after: DONGGUAN FOERSHENG INTELLIGENT ELECTROMECHANICAL CO., LTD. Address before: 523000 Guangdong province Dongguan Nancheng District New City Hongfu Road No. 200, the first international D room 1306 Dongguan foersheng Mechanical & Electronic Technology Co Ltd Patentee before: Dongguan Foersheng Mechanical & Electronic Technology Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090506 |