CN106194699B - The monitoring system of air compressor - Google Patents
The monitoring system of air compressor Download PDFInfo
- Publication number
- CN106194699B CN106194699B CN201610681705.3A CN201610681705A CN106194699B CN 106194699 B CN106194699 B CN 106194699B CN 201610681705 A CN201610681705 A CN 201610681705A CN 106194699 B CN106194699 B CN 106194699B
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- Prior art keywords
- air compressor
- pressure
- air
- discharge pressure
- compressor
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B51/00—Testing machines, pumps, or pumping installations
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C28/00—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/001—Testing thereof; Determination or simulation of flow characteristics; Stall or surge detection, e.g. condition monitoring
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B2203/00—Motor parameters
- F04B2203/02—Motor parameters of rotating electric motors
- F04B2203/0201—Current
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B2203/00—Motor parameters
- F04B2203/02—Motor parameters of rotating electric motors
- F04B2203/0208—Power
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B2205/00—Fluid parameters
- F04B2205/05—Pressure after the pump outlet
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2270/00—Control; Monitoring or safety arrangements
- F04C2270/02—Power
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2270/00—Control; Monitoring or safety arrangements
- F04C2270/60—Prime mover parameters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2270/00—Control; Monitoring or safety arrangements
- F04C2270/80—Diagnostics
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2270/00—Control; Monitoring or safety arrangements
- F04C2270/90—Remote control, e.g. wireless, via LAN, by radio, or by a wired connection from a central computer
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Control Of Positive-Displacement Pumps (AREA)
- Fluid-Pressure Circuits (AREA)
- Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
Abstract
The present invention provides a kind of monitoring system of air compressor, and the air compressor discharge pressure of measuring compressor is evaluated the operational situation of air compressor, had：Measure the pressure measuring device of the air compressor discharge pressure of the air compressor；With the monitoring computer system for receiving the pressure data measured by the pressure measuring device, the monitoring computer system is by the discharge pressure of the discharge pressure as the first air compressor of the air compressor being arranged and the second air compressor as newly-installed air compressor, in the form of being compared on the display apparatus as graphical display.
Description
(the application be the applying date be on 2 20th, 2012, application No. is 201280070216.4 patent of invention Shens of the same name
Divisional application please)
Technical field
The present invention relates to the monitoring systems of air compressor, more particularly to are suitble to the air compressor of industrial equipment
Consumption electric power is evaluated, and energy-saving effect is understood, and it was found that the abnormal air in the air compressor devices such as deterioration year in year out
The monitoring system of compressor.
Background technology
Air compressor is the fluid machinery compressed to air, in shop equipment, is used as lathe and press machine
Etc. the air-source of various machines.In large-scale plant, more air compressors are set in air compressor room, from this from lead to
The air line for crossing workshop supplies air with the pressure required by the setting machine in factory.
On the other hand, for environment and the viewpoint that economizes on resources of preserving our planet, in the every field awareness of saving energy of industrial quarters
It is improving.Air compressor is required machinery in production equipment, and electricity consumption is more, it requires and is compressed with the air of low power consumption
Machine makes equipment operation.
The service data according to more electric air compressors is disclosed in patent document 1, operation is consumed electricity, printed
The upper system shown such as machine.
Existing technical literature
Patent document
Patent document 1：Japanese Unexamined Patent Publication 9-32806 bulletins
Invention content
Technical problems to be solved by the inivention
In the above prior art, currently, the electricity of the air compressor operated can be understood, but do not accounted for
Understand the effect in the case of replacing air compressor, air compressor energy-saving operation is assisted.
In addition, not accounting for, by alerting the deterioration year in year out etc. of equipment, making air compressor in best environment
Middle operating, it is energy saving to realize.
The present invention obtains to solve the above-mentioned problems, its purpose is to provide a kind of monitoring system of air compressor,
In air compressor, customer can easily be done consumption electricity of the existing air compressor with newly-installed air compressor
The comparison of amount is apparent to advantage economically, and can alert the deterioration year in year out etc. of equipment, makes air compressor
It is operated in best environment.
For technical means to solve problem
The monitoring system of the air compressor of the present invention is the air compressor discharge pressure of measuring compressor, to end
The terminal pressure of the air of terminal device supply, the consumption electric power of air compressor, comment the operational situation of air compressor
The monitoring system of the air compressor of valence, has：The air compressor discharge pressure and terminal pressure of measuring compressor
Pressure measuring device；The electric power measuring device of the consumption electric power of measuring compressor；It is surveyed by pressure measuring device with receiving
The monitoring computer system of fixed pressure data and the electric power data measured by above-mentioned electric power measuring device.
Monitor that computer system will be with the variation of the consumption electricity of the old air compressor of time change and with the time
Variation new air compressor consumption electricity variation in the form of being compared as graphical display on the display apparatus, or
By the cumulative consumption electricity and second air compressor of the first air compressor when terminal pressure being made to keep operating in the same manner
Cumulative consumption electricity as graphical display on the display apparatus.
Thereby, it is possible to prompt customer to replace novel air compressor, or client is made to be apparent to the energy saving effect after replacing
Fruit.
In addition, monitoring computer keeps certain threshold value, when in order to keep the air compressor discharge pressure of terminal pressure
When more than certain threshold value, alerting picture is shown on the display apparatus.
The manager of equipment can understand the event of equipment caused by leakage of the air from piping etc. deteriorates year in year out as a result,
Barrier.
The effect of invention
In accordance with the invention it is possible to provide a kind of monitoring system of air compressor, in air compressor, customer can hold
It changes places and carries out the comparison of existing air compressor and the consumption electricity of newly-installed air compressor, be apparent to economically
Advantage, and the deterioration year in year out etc. of equipment can be alerted, so that air compressor is operated under best environment.
Description of the drawings
Fig. 1 is the figure of the structure of the monitoring system for the air compressor for indicating an embodiment of the invention.
Fig. 2 is the figure of the variation of consumption electric power and airload caused by indicating the variation of time.
Fig. 3 is the figure of the figure for the improvement for indicating display compressor discharge pressure.
Fig. 4 is the figure of the rising of air compressor discharge pressure caused by indicating the variation of time.
Fig. 5 is the figure for the variation for adding up electricity caused by indicating the variation of time.
Fig. 6 is the structure chart of the monitoring system for the air compressor for indicating an embodiment of the invention.
Fig. 7 be indicate display compressor discharge pressure and at the time of terminal pressure under variation figure figure.
Fig. 8 is the figure of the discharge pressure and the relationship of consumption electric power that indicate air compressor.
Specific implementation mode
Hereinafter, illustrating an embodiment of the invention with Fig. 1 to Fig. 8.
First, the structure of the equipment of general air compressor is illustrated with Fig. 6 to Fig. 8.
Fig. 6 is the structure chart of the monitoring system of the air compressor of an embodiment of the invention.
Fig. 7 be indicate display compressor discharge pressure and at the time of terminal pressure under variation figure figure.
Fig. 8 is the figure of the discharge pressure and the relationship of consumption electric power that indicate air compressor.
The equipment of air compressor is varied according to purposes and the scale of factory, in present embodiment, for having
The case where discharge chambe 500 makes a workshop air piping branch in factory 600, air is supplied to the machine of end is said
It is bright.
Discharge chambe 500 be provided with more air compressors 501,502 ..., air compressor supply air by one
Air line (Trunk Line) 520 is concentrated, and by air groove 510 and drying machine, filter 530, is piped to the workshop air of factory
Side conveys.
Air groove 510 is the buffering area for storing air, herein, compressor discharge pressure is often measured with pressure gauge (not shown)
Power P0。
Drying machine, filter 530 be to make before factory side conveying air to be air-dried, the filter of filtering.
More air compressors 501,502 ... to track compressor discharge pressure P0Variation, convey best platform
It counts, the mode of the air of air pressure carries out unit number control and adjusting control.
In factory, to each system branch it is piped with workshop air and air is supplied to end machine.To end machine
The pressure of the air of supply, that is, terminal pressure P1、P2、……、PnIt is measured in the air groove 611 of each system or piping.End machine
In the machine that device for example works under low pressure, there are air blower, air conveyer, has laser processing in the machine to work under high pressure
Machine, lathe, press machine etc..
In addition, although it is not shown, but in the system of the machine high provided with pressure, also there is the feelings of setting air booster
Condition.
Compressor discharge pressure P in factory when production0With terminal pressure P1, as shown in fig. 7, moment variation.Compressor
Discharge pressure P0With terminal pressure P1Difference be the pressure loss, in moment t1For Δ P1。
Pressure loss amount × the time quantum and the amount of power loss in compressor are of equal value.It is preferably reduced for energy-efficient viewpoint
The pressure loss makes compressor discharge pressure P0Close to terminal pressure P1, but end machine cannot be supplied when getting too close to and be required
Pressure, so needing difference appropriate.
Herein, the discharge pressure of air compressor with the relationship of consumption electricity as shown in figure 8, discharge pressure is higher, consumption
Electricity is more.
In addition, previous, the case where existing to control air compressor and measure compressor discharge pressure, but it is not present
Following situations, i.e., in the case where measuring the terminal pressure as target, at the time of to terminal pressure and compressor discharge pressure
Variation be compared and show.
Then, the structure of the monitoring system of the air compressor of an embodiment of the invention is illustrated with Fig. 1.
Fig. 1 is the figure of the structure of the monitoring system for the air compressor for indicating an embodiment of the invention.
The equipment of the air compressor of present embodiment is collected from each piping of Jiang Duotai air compressors 101,102 ...
Air line 160, to end machine 201,202 ... pass through workshop air piping 170 supply air.In air line 160
In, it is piped in each air line of 170 branches from air groove 130, workshop air, the air groove configured with end machine
131、132、……。
In order to generate necessary air compressor discharge pressure, more air compressors 101,102 ... are filled by group control
150 are set to control the air of number of units and the air pressure to be exported.
On the other hand, always by pressure measuring device 140 come collect the air compressor discharge pressure in air groove 130 and
Air groove 131,132 ... the terminal pressure in (or piping of end).Moreover, the pressure data measured passes through transmission unit
141 are sent to transacter 300.
More air compressors 101,102 ... are supplied electric power by AC power 110, on the power line always by electric power
Measuring device 120 measures the electric power datas such as electric current, voltage.The electric power data of measurement is sent to data by transmission unit 121
Collection device 300.
Transacter 300 can be dedicated hardware device, can also be installed on general computer necessary
Software makes it have the function of data collection and management.
The electric power data and pressure data collected by transacter 300 are sent to monitoring by LAN or internet
Computer system 400.
Monitor that computer system 400 includes display device 401, this member control apparatus 410, HDD (Hard Disk Drive)
420, keyboard 431, mouse 432.
This member control apparatus 410 is to make CPU (Central Processing Unit) 412, network IF411, main memory
415, figure IF413, input and output IF414, auxilary unit IF416 are by way of bus combination.
CPU412 controls each portion of this member control apparatus 410, and compressor monitoring program 423 is loaded into primary storage
Device 415 simultaneously executes.
Main memory 415 is usually made of volatile storages such as RAM, the number of program, reference that storage CPU412 is executed
According to.
Figure IF413 is the interface for connecting the display devices 401 such as LCD (Liquid Crystal Display).
Network IF411 is the interface for being connect with transacter 300.Transacter 300 and ontology control
The network of device 410 can be LAN (Local Area Network), can also be internet.
Input and output IF414 is the interface for connecting input/output unit.In the example of Fig. 1, it is connected with 431 He of keyboard
Mouse 432 as pointer device.
Auxilary unit IF416 is for connecting HDD (Hard Disk Drive) 420 and DVD drive (Digital
Versatile Disk) auxilary units such as (not shown) interface.
HDD420 has the memory capacity of large capacity, stores the compressor monitoring program for executing present embodiment
423, pressure data 421, the electric power data 422 sent from transacter 300 by network.
Compressor monitoring program 423 be for based on the pressure data 421 and electric power data 422 being collected into, being counted,
Processing, as figure and exports, or the program evaluated.
Then, the air pressure of the monitoring system of the air compressor of an embodiment of the invention is illustrated with Fig. 2 to Fig. 5
The evaluation of the operating of contracting machine.
Fig. 2 is the figure of the variation of consumption electric power and airload caused by indicating the variation of time.
Fig. 3 is the figure of the figure for the improvement for indicating display compressor discharge pressure.
Fig. 4 is the figure of the rising of air compressor discharge pressure caused by indicating the variation of time.
Fig. 5 is the figure for the variation for adding up electricity caused by indicating the variation of time.
Herein, consider the air compressor (hereinafter referred to as old air compressor) being arranged being changed to the section of higher performance
The case where being evaluated in the case of the air compressor (hereinafter referred to as new air compressor) of energy type.
Electric power data is collected by the monitoring system of above-mentioned air compressor, obtains result shown in Fig. 2.Herein, figure W1
It is the consumption electric power of old air compressor, figure W2 is the consumption electric power of new air compressor, and terminal pressure P keeps identical.Figure
Shape L1 is the figure for taking airload per minute to obtain on same time shaft.
Herein, in air compressor device, as shown in figure 3, terminal pressure is Pterm, the air pressure of old air compressor
Contracting machine discharge pressure is Pold, the air compressor discharge pressure of new air compressor is PnewWhen, the air of old air compressor
Compressor discharge pressure PoldWith the air compressor discharge pressure P of new air compressornewDifference indicate the pressure loss reduction
Amount, the difference indicate energy-efficient effect amount.
If the decrement of consumption electric power and the air compression of old air compressor are shown in display device 401 like this
The comparison of machine discharge pressure and the air compressor discharge pressure of new air compressor, then have the following effects that：Visually more
It is apparent to replace effect caused by air compressor.
About this point, as shown in figure 5, the accumulative electricity passed through at any time can also be shown in display device 401.This
Place, TW1 is the cumulative consumption electricity of old air compressor, and TW2 is the cumulative consumption electricity of new air compressor.Herein, if
Time shaft is sufficiently large, takes a day unit, moon unit, then energy-efficient economic effect is more readily understood.The difference of TW1 and TW2 is dotted line institute
The energy saving improvement amount shown.
In general, air compressor device deteriorates year in year out, energy conversion efficiency deteriorates.It can be considered that shown in fig. 6 dry
Dry machine, filter 530 block, or because air leakage, the various main originals such as loss increase occur for connector of air line etc.
Cause.Although it is still further contemplated that not being to deteriorate year in year out, because the feelings of air leakage occur for operation error of the valve of operator etc.
Condition.
At this point, as shown in figure 4, in order to make terminal pressure keep constant, as time goes by, air compressor discharge pressure
It gradually increases.
At this point, air compressor discharge pressure is monitored by monitoring computer system 400, when more than monitoring computer system
When the certain threshold value kept in 400, alerting picture is shown in display device 401.In Fig. 4, the end to be kept pressure
Power is 0.49 [MPa], and the threshold value of warning is 0.62 [MPa].
Manager can take the countermeasures such as overhaul of the equipments it follows that equipment is abnormal.
The explanation of symbol
101,102 ... air compressors, 110 ... AC powers, 120 ... electric power measuring devices, 121 ... transmission units,
130,131,132 ... air groove, 140 ... pressure measuring devices, 141 ... transmission units, 150 ... group control devices, 160 ... air
Piping, the piping of 170 ... workshop airs, 201,202 ... end machines, 300 ... transacters, 400 ... monitoring departments of computer science
System, 401 ... display devices, 410 ... this member control apparatus, 420 ... HDD (Hard Disk Drive), 431 ... keyboards, 432 ...
Mouse.
Claims (6)
1. a kind of monitoring system of air compressor, the air compressor discharge pressure of measuring compressor, to air pressure
The operational situation of contracting machine is evaluated, which is characterized in that is had：
Measure the pressure measuring device of the air compressor discharge pressure of the air compressor；With
The monitoring computer system of the pressure data measured by the pressure measuring device is received,
The monitoring computer system is by the discharge pressure and work as the first air compressor of the air compressor being arranged
For the discharge pressure of the second air compressor of newly-installed air compressor, as being graphically displayed in the form of being compared
In display device.
2. the monitoring system of air compressor as described in claim 1, it is characterised in that：
The monitoring computer system by with the discharge pressure of first air compressor of the variation of time and with when
Between variation second air compressor discharge pressure in the form of being compared as being graphically displayed at display device
On.
3. the monitoring system of air compressor as described in claim 1, it is characterised in that：
The monitoring computer system keeps certain threshold value, when the air compressor discharge pressure of the air compressor is more than
When the threshold value, alerting picture is shown on the display apparatus.
4. a kind of monitoring system of air compressor, the consumption electric power of measuring compressor, the operating to air compressor
Situation is evaluated, which is characterized in that is had：
Measure the electric power measuring device of the consumption electric power of the air compressor；With
The monitoring computer system of the electric power data measured by the electric power measuring device is received,
The monitoring computer system is by the cumulative consumption electricity as the first air compressor of the air compressor being arranged
With the cumulative consumption electricity of the second air compressor as newly-installed air compressor, in the form of being compared as figure
Shape is shown on the desplay apparatus.
5. the monitoring system of air compressor as claimed in claim 4, it is characterised in that：
The monitoring computer system by with the cumulative consumption electricity of first air compressor of the variation of time and with
The cumulative consumption electricity of second air compressor of the variation of time in the form of being compared as being graphically displayed at
In display device.
6. the monitoring system of air compressor as claimed in claim 4, it is characterised in that：
Pressure measuring device with the air compressor discharge pressure and terminal pressure for measuring the air compressor,
The monitoring computer system receives the pressure data measured by the pressure measuring device, and keeps certain threshold value,
When the air compressor discharge pressure of the air compressor is more than the threshold value, alerting picture is shown on the display apparatus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610681705.3A CN106194699B (en) | 2012-02-20 | 2012-02-20 | The monitoring system of air compressor |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201280070216.4A CN104160152B (en) | 2012-02-20 | 2012-02-20 | The monitoring system of air compressor |
| PCT/JP2012/054026 WO2013124961A1 (en) | 2012-02-20 | 2012-02-20 | Air compressor monitoring system |
| CN201610681705.3A CN106194699B (en) | 2012-02-20 | 2012-02-20 | The monitoring system of air compressor |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201280070216.4A Division CN104160152B (en) | 2012-02-20 | 2012-02-20 | The monitoring system of air compressor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106194699A CN106194699A (en) | 2016-12-07 |
| CN106194699B true CN106194699B (en) | 2018-10-19 |
Family
ID=49005184
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610681705.3A Active CN106194699B (en) | 2012-02-20 | 2012-02-20 | The monitoring system of air compressor |
| CN201280070216.4A Active CN104160152B (en) | 2012-02-20 | 2012-02-20 | The monitoring system of air compressor |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201280070216.4A Active CN104160152B (en) | 2012-02-20 | 2012-02-20 | The monitoring system of air compressor |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP5878973B2 (en) |
| CN (2) | CN106194699B (en) |
| WO (1) | WO2013124961A1 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112231357A (en) * | 2020-10-20 | 2021-01-15 | 河北匠心智联软件技术有限公司 | Compressed air energy consumption analysis system and analysis method based on Internet of things |
| CN114542444B (en) * | 2022-01-18 | 2022-12-20 | 江苏日易能源科技有限公司 | Intelligent monitoring method and system for air compressor |
| CN115263730A (en) * | 2022-07-29 | 2022-11-01 | 广州发展电力科技有限公司 | Energy-saving management method and device for compressed air system |
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- 2012-02-20 WO PCT/JP2012/054026 patent/WO2013124961A1/en active Application Filing
- 2012-02-20 JP JP2014500775A patent/JP5878973B2/en active Active
- 2012-02-20 CN CN201280070216.4A patent/CN104160152B/en active Active
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| KR20050114467A (en) * | 2004-06-01 | 2005-12-06 | 주식회사 대우일렉트로닉스 | Apparatus for examining a compressor in a refrigerator |
| CN1900522A (en) * | 2006-07-06 | 2007-01-24 | 张松艳 | Method for controlling air compressor intelligent digital pressure display and its special device |
| CN101776068A (en) * | 2009-08-21 | 2010-07-14 | 重庆埃泰克能源科技有限公司 | Energy-saving intelligent control system and method for air compressor set |
| CN202001276U (en) * | 2010-10-12 | 2011-10-05 | 北京可范流体节能科技有限公司 | Energy efficiency ratio measurement equipment of air compressor, air compressor and compressed air cost calculator |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2013124961A1 (en) | 2013-08-29 |
| JP5878973B2 (en) | 2016-03-08 |
| CN104160152A (en) | 2014-11-19 |
| CN104160152B (en) | 2016-09-14 |
| JPWO2013124961A1 (en) | 2015-05-21 |
| CN106194699A (en) | 2016-12-07 |
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