CN201934297U - Unit energy consumption monitoring system for air compression station - Google Patents
Unit energy consumption monitoring system for air compression station Download PDFInfo
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- CN201934297U CN201934297U CN201120046686XU CN201120046686U CN201934297U CN 201934297 U CN201934297 U CN 201934297U CN 201120046686X U CN201120046686X U CN 201120046686XU CN 201120046686 U CN201120046686 U CN 201120046686U CN 201934297 U CN201934297 U CN 201934297U
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Abstract
The utility model relates to a unit energy consumption monitoring system for an air compression station, which comprises a flow sensor, an intelligent flow meter, an intelligent electric energy meter, an industrial personal computer, a display device and the like. An output end of the flow sensor is connected into an input end of the intelligent flow meter; and output ends of the intelligent flow meter and the intelligent electric energy meter are respectively connected into an input end of the industrial personal computer connected with the display device. The unit energy consumption monitoring system is capable of monitoring the data of instantaneous flow, integrated flow, instantaneous power, integrated power consumption and the like in different running modes at real time, computing unit energy consumption, average unit energy consumption and average flow in sections of the different running modes, and storing the data into the industrial personal computer. An operator can determine the corresponding running modes of the air compression station according to the air use regularity of an enterprise, so that the average unit energy consumption of the air compression station is reduced greatly. As for an automated control system of the air compression station, the purpose of intelligent energy-saving running of the air compression station can be achieved by the aid of the system, and energy saving is maximized.
Description
Technical field
The utility model belongs to the Control for Air Compression Station field, relates to a kind of air compressor plant specific energy consumption monitoring system.
Background technique
Usually air compressor plant is made up of multiple air compressors, and every air compressor is all dragged by a motor, independently controls, and the most air compressor plant actual motion machine of tradition is organized a performance to count and still adopted manual control.In real work, air compressor plant designs by maximum working load, so at gas consumption after a little while, operator open less number unit, when gas consumption is big, opens many parallel machine operations.Every air compressor is provided with the control pressurer system that loads and unload, and the lower limit and the upper limit according to default force value loads and unload operation automatically automatically, is used for satisfying system's gas consumption.The mode of this artificial control unit operation platform number of air compressor plant may exist system to move not problem of energy saving.Such as: when there are two parallel machine operations in system, if air demand deficiency, operator can in time find from the system pressure table, restart a unit, but when system's gas consumption reduces, when unit of possibility can meet the demands, the general operation personnel are not easy in time to judge intuitively, because the air compressor group leader time service of operation is at unloaded state in this case, unit efficiency is very low, causes the specific energy consumption of air compressor plant system very high.
Along with the development of automatic technology and Power Electronic Technique, the part air compressor plant has been realized automation control, especially current attention to energy-saving and emission-reduction work, and variable-frequency control technique has been widely applied among the reducing energy consumption of air compressor.And in the practical application, the concrete scheme of air compressor plant air compressor VFC is a lot, substantially all is the closed loop control mode that adopts constant pressure air feeding.But concrete air compressor load control measure are had a lot of methods: VFC is only done to 1 air compressor by the system that for example has, and VFC is done to the part air compressor by the system that has, and VFC is done to all air compressors by the system that has.At different control strategies, also may there be the not energy-conservation situation of system's operation.Such as: an air compressor plant that is provided with three same model air compressors, three air compressors all adopt VFC, two air compressor frequency-changing pressure stabilizing operations in parallel when supposing the peak, when gas consumption reduces, two air compressors may all move under lower frequency, the efficient of unit own is very low, causes the specific energy consumption of air compressor plant higher, and system's operation is uneconomical.
The model utility content
The purpose of this utility model provides a kind of air compressor plant energy consumption TT﹠C system, uses existing air compressor plant TT﹠C system to cause air compressor plant specific energy consumption height, system to move uneconomic problem to solve.
For achieving the above object, air compressor plant specific energy consumption monitoring system of the present utility model comprises: flow transducer, intelligent flow instrument, intelligent electric energy meter, industrial computer and display device, the output terminal of described flow transducer is connected into the input end of intelligent flow instrument, the corresponding respectively input port that is connected into industrial computer of the output terminal of this intelligent flow instrument and the output terminal of intelligent electric energy meter, the output terminal of this industrial computer links to each other with the input end of display device.
Further, described industrial computer is provided with switching value I/O module, is used for being connected into of each compressor operation switching signal in the air compressor plant.
Further, described intelligent flow instrument, intelligent electric energy meter are connected with the industrial computer communication by the RS485 communication module in the industrial computer respectively.
Further, described display device is a graphic control panel, and this graphic control panel links to each other with industrial computer by the MiniD-Sub 15 type VGA pattern pieces in the industrial computer.
Further, system also comprises pressure transducer and intelligent manometer, and the output terminal of described pressure transducer is connected into the input end of intelligent manometer, and the output terminal of this intelligent manometer is connected into the input port of industrial computer.
Further, system also comprises relative humidity table and thermometer, and the output terminal of this relative humidity table, thermometer is connected into the input port of industrial computer respectively.
Further, system also comprises printer, and the input end of this printer links to each other with the output terminal of industrial computer.
Air compressor plant specific energy consumption monitoring system of the present utility model can be monitored data such as the instantaneous flow, integrated flux, instantaneous power, accumulation power consumption of air compressor plant under the different operating modes in real time, and calculate under the different operating modes specific energy consumption stage by stage, average specific energy consumption and mean flowrate, and be stored in the industrial computer, by disposing this system, operator can according to enterprise determine corresponding air compressor plant operating mode with the gas rule, make the average specific energy consumption of air compressor plant reduce greatly; For the air compressor plant automation control system, the purpose that the configuration native system can reach the intelligent energy-saving run of air compressor plant realizes energy-conservation maximization.
Description of drawings
Fig. 1 is the utility model air compressor plant specific energy consumption Fundamentals of Supervisory Systems figure.
Embodiment
Air compressor plant specific energy consumption monitoring system of the present utility model is an example with the air compressor plant of an aluminium sheet band processing factory, as shown in Figure 1, this air compressor plant system is furnished with 3 of certain brand screw air compressors that specified gas production is a per minute 32 cubic metres (CCM), be mainly 2 aluminium job shops of this factory air feed, normal conditions are when a workshop is moved, open 1 pneumatics unit and can satisfy the air feed requirement, when 2 workshops are moved simultaneously, need to open 2 air compressor sets in parallel operation and just can satisfy the air feed requirement.This air compressor plant configuration air compressor plant specific energy consumption monitoring system, this air compressor plant specific energy consumption monitoring system comprises flow transducer, intelligent flow instrument, pressure transducer, intelligent manometer, relative humidity table, thermometer, intelligent electric energy meter, industrial computer and display device, flow transducer wherein, relative humidity table, it is on the main gas transmission main between dryer and the demand side that thermometer and pressure transducer are installed in the system outlet feed end, the supporting total input-wire loop that is installed in the air compressor plant electric closet of intelligent electric energy meter, to measure all compressed air system electricity consumption of equipment total amounts, comprise the pneumatics unit, circulating water pump, total power consumption of equipment such as dryer.The output terminal of flow transducer is connected into the input end of intelligent flow instrument by shielding wire, the output terminal of pressure transducer is connected into the input end of intelligent manometer, the corresponding respectively input port that is connected into industrial computer of the output terminal of the output terminal of the output terminal thermometer of the output terminal of this intelligent manometer, intelligent flow instrument, the output terminal of relative humidity table and intelligent electric energy meter, the output terminal of this industrial computer links to each other with the input end of display device.
Industrial computer is furnished with a plurality of switching value I/O modules, is used for being connected into of each compressor operation switching signal in the air compressor plant; Be furnished with a plurality of RS485 communication modules in the industrial computer, realize that with intelligent flow instrument, intelligent manometer, intelligent electric energy meter communication is connected; Industrial computer also is furnished with MiniD-Sub 15 type VGA pattern pieces, is that graphic control panel links to each other with display device; The output terminal of industrial computer also is connected with printer.
Above-mentioned industrial computer is selected for use and is ground magnificent IPC-610H PIV2.8G, and graphic control panel is selected for use and ground magnificent ELO graphic control panel, and the two connects by MiniD-Sub 15 pin VGA type connectors.Industrial computer is furnished with the RS485 communication interface, utilizes RS485 as the local communication bus, adopts space electricity AIBUS communications protocol, can realize the instrument function operation and read measured value in real time on industrial computer.Adopt in the industrial computer and open thing 2000 configuration softwares, possess functions such as air compressor plant unit operation flow chart, instrument display screen, the relevant real-time parameter of pressurized air and accumulation parameter, historical record data storehouse, printing reports.
Flow transducer is selected the Kunlun, Beijing seashore LUGB-B 2105 type piezoelectric detection formula two-wire system vortex flow transmitters for use, sensor output 4 ~ 20mA signal is given intelligent flow instrument, intelligent flow instrument is selected space electricity AI-808H type flow integrator for use, can detect and show air feed instantaneous flow and integrated flux, intelligent flow instrument has the RS485 interface, is connected with the industrial computer communication.
Pressure transducer is selected the Kunlun, Beijing seashore JYB-K type pressure transmitter for use, be installed on the main gas transmission main between air compressor plant system dryer and the demand side, pressure transducer is connected with intelligent manometer by shielding wire, intelligent manometer is selected space electricity AI-708 type artificial-intelligent instrument for use, possesses advanced AIBUS communications protocol, have the RS485 interface of standard, be connected with industrial computer.
Thermometer, relative humidity table all adopt the Kunlun, Beijing seashore JWSK-6ACDD type band sensing instrument of LCD function on the spot, pipe type is installed, probe operating temperature range-40 ~ 120 ℃, output signal is 4 ~ 20mA, pass to industrial computer by shielding wire, monitor compressed-air actuated temperature and relative moisture in real time.
Intelligent electric energy meter is selected space electricity AI6011 type electrical measurement display instrument for use, the meritorious electric weight that can show current instantaneous active power and accumulation, its supporting measurement mutual inductor is installed in the total input-wire loop of the total electric closet of air compressor plant, to detect total power consumption of all air compressor plant equipment such as pneumatics unit, circulating water pump, dryer, intelligent electric energy meter has the RS485 interface, is connected with industrial computer by communication cable.
The using method step of air compressor plant specific energy consumption monitoring system is as follows under the different operating modes:
(1) structure air compressor plant specific energy consumption monitoring system as described in Figure 1, flow transducer relative humidity table, thermometer, pressure transducer are installed in respectively on the main gas transmission main between air compressor plant inner drying machine and the demand side, flow transducer is connected with intelligent flow instrument, pressure transducer is connected with intelligent manometer, and intelligent flow instrument, intelligent manometer, relative humidity table, thermometer are connected in the industrial computer; Intelligent electric energy meter is installed in the total input-wire loop of the total electric closet of air compressor plant, detecting total power consumption of all consumers, and intelligent electric energy meter is connected with industrial computer, and be that graphic control panel links to each other with industrial computer and display device;
(2) industrial computer begins instantaneous flow, integrated flux, instantaneous power consumption, the accumulation power consumption of air compressor plant under this operating mode of continuous monitoring from a certain run-mode of air compressor plant, and performance graph shows in real time on graphic control panel;
(3) every interval Preset Time section △ T, industrial computer just calculates total power consumption △ KWh and the total air demand △ Q in this time period △ T, and calculating this time period △ T interior average unit of electrical energy consumption △ KWh/ △ Q and mean flowrate △ Q/ △ T, above-mentioned time period △ T can set arbitrarily according to enterprise's situation;
(4) in real time the average unit of electrical energy consumption △ KWh/ △ Q of each time period △ T under this operating mode and mean flowrate △ Q/ △ T are presented on the display device intuitively with the form of charts such as rectilinear, and are stored in industrial computer " operating mode---the average specific energy consumption " database;
(5) repeating step (3) and (4); shut down or be converted to new operating mode until air compressor plant; the energy consumption and mean flowrate average time of the working time of last not enough time period △ T; obtain by the actual run time numerical calculation; calculate this operating mode at the cumulative time of this operation ∑ T, total gas supply flow ∑ Q, total power consumption ∑ KWh, average gas supply flow ∑ Q/ ∑ T, average specific energy consumption ∑ KWh/ ∑ Q, and be stored in " operating mode---average specific energy consumption " database of industrial computer.
Claims (7)
1. air compressor plant specific energy consumption monitoring system is characterized in that this system comprises:
Flow transducer, intelligent flow instrument, intelligent electric energy meter, industrial computer and display device, the output terminal of described flow transducer is connected into the input end of intelligent flow instrument, the corresponding respectively input port that is connected into industrial computer of the output terminal of this intelligent flow instrument and the output terminal of intelligent electric energy meter, the output terminal of this industrial computer links to each other with the input end of display device.
2. air compressor plant specific energy consumption monitoring system according to claim 1 is characterized in that: described industrial computer is provided with switching value I/O module, is used for being connected into of each compressor operation switching signal in the air compressor plant.
3. air compressor plant specific energy consumption monitoring system according to claim 2 is characterized in that: described intelligent flow instrument, intelligent electric energy meter are connected with the industrial computer communication by the RS485 communication module in the industrial computer respectively.
4. air compressor plant specific energy consumption monitoring system according to claim 3 is characterized in that: described display device is a graphic control panel, and this graphic control panel links to each other with industrial computer by the MiniD-Sub 15 type VGA pattern pieces in the industrial computer.
5. according to each described air compressor plant specific energy consumption monitoring system among the claim 1-4, it is characterized in that: system also comprises pressure transducer and intelligent manometer, the output terminal of described pressure transducer is connected into the input end of intelligent manometer, and the output terminal of this intelligent manometer is connected into the input port of industrial computer.
6. air compressor plant specific energy consumption monitoring system according to claim 5, it is characterized in that: system also comprises relative humidity table and thermometer, the output terminal of this relative humidity table, thermometer is connected into the input port of industrial computer respectively.
7. air compressor plant specific energy consumption monitoring system according to claim 6, it is characterized in that: system also comprises printer, the input end of this printer links to each other with the output terminal of industrial computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120046686XU CN201934297U (en) | 2011-02-24 | 2011-02-24 | Unit energy consumption monitoring system for air compression station |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120046686XU CN201934297U (en) | 2011-02-24 | 2011-02-24 | Unit energy consumption monitoring system for air compression station |
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| CN201934297U true CN201934297U (en) | 2011-08-17 |
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| CN201120046686XU Expired - Fee Related CN201934297U (en) | 2011-02-24 | 2011-02-24 | Unit energy consumption monitoring system for air compression station |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105240256A (en) * | 2015-09-28 | 2016-01-13 | 苏州艾克威尔科技有限公司 | Air compressor energy consumption monitoring and management system and monitoring method thereof |
| CN106917742A (en) * | 2017-05-05 | 2017-07-04 | 广东省计量科学研究院（华南国家计量测试中心） | A kind of air compressor energy-saving amount monitoring system and amount of energy saving remote upload method |
| CN107228065A (en) * | 2017-05-10 | 2017-10-03 | 西安热工研究院有限公司 | A kind of new air compressor plant of power plant energy saving integrated remodeling method |
| CN108223378A (en) * | 2017-12-30 | 2018-06-29 | 湖北金雄节能科技股份有限公司 | Air compressor energy saving control system |
| CN108223377A (en) * | 2017-12-30 | 2018-06-29 | 湖北金雄节能科技股份有限公司 | air compressor energy-saving control method |
| CN109058086A (en) * | 2018-08-29 | 2018-12-21 | 深圳市元征科技股份有限公司 | A kind of air supply method and relevant apparatus of air compressor |
| CN109469602A (en) * | 2017-09-07 | 2019-03-15 | 阿耐思特岩田株式会社 | The control method of compressed gas feedway and compressed gas feedway |
| CN111399400A (en) * | 2019-01-11 | 2020-07-10 | 广东六丰能源服务有限公司 | Air compression station energy efficiency online monitoring system utilizing zigbee technology |
| CN113606111A (en) * | 2021-09-09 | 2021-11-05 | 广东鑫钻节能科技股份有限公司 | Energy-saving protection system based on air compression station and implementation method thereof |
| CN115163473A (en) * | 2022-06-22 | 2022-10-11 | 上海施耐德日盛机械集团科技有限公司 | Real-time online cloud detection system for air compressor |
-
2011
- 2011-02-24 CN CN201120046686XU patent/CN201934297U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105240256A (en) * | 2015-09-28 | 2016-01-13 | 苏州艾克威尔科技有限公司 | Air compressor energy consumption monitoring and management system and monitoring method thereof |
| CN106917742A (en) * | 2017-05-05 | 2017-07-04 | 广东省计量科学研究院（华南国家计量测试中心） | A kind of air compressor energy-saving amount monitoring system and amount of energy saving remote upload method |
| CN107228065A (en) * | 2017-05-10 | 2017-10-03 | 西安热工研究院有限公司 | A kind of new air compressor plant of power plant energy saving integrated remodeling method |
| CN109469602A (en) * | 2017-09-07 | 2019-03-15 | 阿耐思特岩田株式会社 | The control method of compressed gas feedway and compressed gas feedway |
| CN109469602B (en) * | 2017-09-07 | 2021-07-02 | 阿耐思特岩田株式会社 | Compressed gas supply device and control method for compressed gas supply device |
| CN108223378A (en) * | 2017-12-30 | 2018-06-29 | 湖北金雄节能科技股份有限公司 | Air compressor energy saving control system |
| CN108223377A (en) * | 2017-12-30 | 2018-06-29 | 湖北金雄节能科技股份有限公司 | air compressor energy-saving control method |
| CN109058086A (en) * | 2018-08-29 | 2018-12-21 | 深圳市元征科技股份有限公司 | A kind of air supply method and relevant apparatus of air compressor |
| CN111399400A (en) * | 2019-01-11 | 2020-07-10 | 广东六丰能源服务有限公司 | Air compression station energy efficiency online monitoring system utilizing zigbee technology |
| CN113606111A (en) * | 2021-09-09 | 2021-11-05 | 广东鑫钻节能科技股份有限公司 | Energy-saving protection system based on air compression station and implementation method thereof |
| CN113606111B (en) * | 2021-09-09 | 2023-02-24 | 广东鑫钻节能科技股份有限公司 | Energy-saving protection system based on air compression station and implementation method thereof |
| CN115163473A (en) * | 2022-06-22 | 2022-10-11 | 上海施耐德日盛机械集团科技有限公司 | Real-time online cloud detection system for air compressor |
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Granted publication date: 20110817 Termination date: 20130224 |