CN218062603U - Pretreatment optimizing device of air compressor - Google Patents
Pretreatment optimizing device of air compressor Download PDFInfo
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- CN218062603U CN218062603U CN202221264377.4U CN202221264377U CN218062603U CN 218062603 U CN218062603 U CN 218062603U CN 202221264377 U CN202221264377 U CN 202221264377U CN 218062603 U CN218062603 U CN 218062603U
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- air compressor
- air
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- passageway
- pipe
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 20
- 238000005457 optimization Methods 0.000 claims description 4
- 210000000621 bronchi Anatomy 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 5
- 238000005265 energy consumption Methods 0.000 description 15
- 238000011084 recovery Methods 0.000 description 6
- 230000006835 compression Effects 0.000 description 5
- 238000007906 compression Methods 0.000 description 5
- 238000002360 preparation method Methods 0.000 description 5
- 239000004753 textile Substances 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000007781 pre-processing Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
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- Air Conditioning Control Device (AREA)
Abstract
The utility model discloses an air compressor machine preliminary treatment optimizing apparatus, including the passageway, set gradually temperature and humidity sensor, surface cooler according to the flow direction of air in the passageway, the exit end of passageway is connected with out the tuber pipe, goes out the intraductal axial fan that is provided with of tuber pipe, and the one end that goes out the tuber pipe and keep away from the passageway is connected with the air compressor machine through a tuber pipe, and the water inlet of surface cooler is connected with the delivery pipe, and the delivery port of surface cooler is connected with the wet return, is provided with the motorised valve on the delivery pipe, and the motorised valve is connected with the PID controller. The utility model discloses the device has solved current device and has needed manual operation, air compressor machine preliminary treatment untimely, the device utilizes insufficient, the not obvious problem of air compressor machine energy-conserving effect.
Description
Technical Field
The utility model belongs to the technical field of the air treatment, a air compressor machine preliminary treatment optimizing apparatus is related to.
Background
The compressed air comes from the atmosphere, is the 'fourth energy source' after water, electricity and coal, has the characteristics of compressibility, harmlessness, safety, convenient use and the like compared with other energy sources, and is widely applied to pneumatic systems. However, china is a large textile country, wherein the energy consumption of an air compression system accounts for more than 30% of the energy consumption of the whole textile enterprise, 96% of the energy consumption of the compressed air system accounts for the power consumption of an air compressor and accounts for about 6% of the total power consumption of the country.
The air compression station of the textile mill generally directly compresses outdoor air after simple filtration and dust removal. When air compressor machine air inlet humiture is higher, the humiture of air also can rise after the compression, and high temperature and high humidity's compressed air gets into the cooler and can worsen air compressor unit cooling environment, and aggravation unit carbon deposit phenomenon, follow-up equipment burden is great, increases the air compressor machine energy consumption, and displacement and exhaust pressure reduce, still can aggravate the inside wearing and tearing of equipment, reduce the life of air compressor machine. Therefore, in a high-temperature and high-humidity environment, the air compressor needs to pretreat the intake air when working.
According to different climatic conditions of various regions, the whole country can be divided into severe cold regions, regions with hot summer and cold winter, regions with hot summer and warm winter and regions with mild conditions. The pretreatment use effect, the application time and the investment recovery period of each area are different, so that the applicability of the pretreatment scheme in each area needs to be judged. At present, a combined air conditioning unit or a surface cooler is adopted by a pretreatment device for trial use in an air compression station to carry out a one-to-one pretreatment mode on an air compressor, and the pretreatment mode is found through tests: the pretreatment device needs to be manually started; during a period of higher temperature, due to the fact that the pretreatment device is not started by people, the pretreatment of the air compressor is not timely, and the application time of the device is reduced; the initial investment of the one-to-one pretreatment mode is large and the energy-saving effect is not obvious. For the above reasons, it is very useful to study the applicability of the pretreatment system in different areas and to optimize the pretreatment device.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an air compressor machine preliminary treatment optimization device has solved current device and has needed manual operation, air compressor machine preliminary treatment untimely, the device utilizes insufficient, the not obvious problem of air compressor machine energy-conserving effect.
The utility model discloses the technical scheme who adopts is, air compressor machine preliminary treatment optimizing apparatus, including the passageway, set gradually temperature and humidity sensor, surface cooler according to the flow direction of air in the passageway, the exit end of passageway is connected with out the tuber pipe, goes out the intraductal axial fan that is provided with of tuber, and the one end that goes out the tuber pipe and keep away from the passageway is connected with the air compressor machine through a tuber pipe, and the water inlet of surface cooler is connected with the delivery pipe, and the delivery port of surface cooler is connected with the wet return, is provided with the motorised valve on the delivery pipe, and the motorised valve is connected with the PID controller.
The utility model is also characterized in that,
a filter is disposed in the passageway and at the inlet.
And a water baffle is arranged in the channel and behind the surface cooler.
The branch tuber pipe is provided with a plurality of branch pipes including being responsible for on being responsible for, is responsible for and goes out the tuber pipe and be connected, and every branch pipe all is connected with the air compressor machine.
An electric air valve is arranged in each branch pipe.
The utility model has the advantages that the electric valve in the pretreatment optimization device of the air compressor is connected with the PID controller, the PID controller can adopt the electric valve to control the water supply pipe according to the calculated critical enthalpy value, and the air inlet of the air compressor can be cooled and dehumidified at any time, so that the air yield of the air compressor is increased, and the energy consumption is reduced; and meanwhile, the pretreatment device is used for pretreating a plurality of air compressors, so that the investment cost can be reduced, the energy is saved, and the surface air cooler can be disassembled in winter and transition season without pretreatment so as to meet the requirement of normal ventilation.
Drawings
Fig. 1 is a schematic structural diagram of the pretreatment optimizing device of the air compressor of the utility model;
fig. 2 is the utility model discloses the flow chart of the regional suitability judgment method of air compressor machine preliminary treatment optimizing apparatus to air compressor machine preliminary treatment scheme.
In the figure, 1, a filter, 2, a temperature and humidity sensor, 3, a surface cooler, 4, a water baffle, 5, an axial flow fan, 6, an air outlet pipe, 7, a branch air pipe, 8, an electric air valve, 9, an air compressor, 10, a water supply pipe, 11, a water return pipe, 12, an electric valve, 13, a PID controller and 14, a channel are arranged;
7-1 main pipe, 7-2 branch pipe.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
The utility model provides an air compressor machine preliminary treatment optimization device, the structure is as shown in figure 1, including passageway 14, filter 1 has set gradually according to the flow direction of air in the passageway 14, temperature and humidity sensor 2, surface cooler 3, breakwater 4, the exit end of passageway 14 is connected with out tuber pipe 6, be provided with axial fan 5 in the play tuber pipe 6, the one end that goes out tuber pipe 6 and keep away from passageway 14 is connected with air compressor machine 9 through bronzing pipe 7, the water inlet of surface cooler 3 is connected with delivery pipe 10, the delivery port of surface cooler 3 is connected with wet return 11, be provided with motorised valve 12 on the delivery pipe 10, motorised valve 12 is connected with PID controller 13.
The branch air pipe 7 comprises a main pipe 7-1, a plurality of branch pipes 7-2 are arranged on the main pipe 7-1, the main pipe 7-1 is connected with the air outlet pipe 6, each branch pipe 7-2 is connected with an air compressor 9, and an electric air valve 8 is arranged in each branch pipe 7-2.
Wherein, the function of each key part is as follows:
the filter 1 is used for dedusting and purifying outdoor air to prevent surface air coolers from being blocked.
The temperature and humidity sensor 2 is used for measuring the initial temperature and humidity of air inlet of the air compressor in real time so as to calculate the enthalpy value of the air.
The axial flow fan 5 is used for sucking enough air quantity to supply to the air compressor.
The electric air valve 8 is used for regulating and controlling an air inlet switch in real time.
The PID controller 13 is used for adjusting the opening and closing of the electric valve 12, and adjusting the opening of the electric valve according to the difference value between the critical enthalpy value and the outdoor air enthalpy value, wherein the larger the difference between the set value and the actually-measured air enthalpy value is, the larger the opening of the electric valve is, so that the water supply pipe 10 is controlled to supply cold water to the surface air cooler 3.
The utility model discloses air compressor machine preliminary treatment optimizing apparatus can judge the regional suitability of air compressor machine preliminary treatment scheme, and the judgement method specifically as follows:
step 1, measuring the outdoor air temperature t of the air compressor by adopting a temperature and humidity sensor 2 1 And relative humidity
Calculating outdoor air enthalpy value h 1 ；
Energy saving W after pretreatment Node (C) The expression of (a) is: w is a group of Node (C) ＝W 1 –W 2 –W Preparation of ；
Step 2.1, calculating the energy consumption W of the air compressor pretreatment optimizing device Preparation of Medium water side energy consumption
W Water (W) ＝q m Δh/COP
In the formula, W Water (W) The input power of the water chilling unit is kW; q. q.s m Is the mass flow of the air to be treated, kg/s; delta h is the enthalpy difference of the air before and after pretreatment, kJ/kg; COP is the coefficient of performance of the water chilling unit;
step 2.2, calculating the energy consumption W of the air compressor pretreatment optimizing device Preparation of Medium wind side energy consumption
In the formula, W Wind power The input power of the axial flow fan is kW; q is the air volume of the axial flow fan, and m3/h; p is full pressure, pa; eta is the full-pressure efficiency, and k is the fan capacity coefficient;
step 2.3, calculating the energy consumption W required by the air compressor pretreatment optimizing device Preparation of
W Preparation of ＝W Water (W) +W Wind power
Step 3, obtaining the outdoor air enthalpy value h according to the step 1 1 And the energy consumption W after the pretreatment obtained in the step 2 is saved Node (C) Data by ExcelRegression analysis can obtain the functional relation between the two, and when the energy consumption W is saved Node (C) When the enthalpy value is more than or equal to 0, the corresponding air enthalpy value is the critical enthalpy value h 2 Calculating h 2 ；
Step 4, according to the critical enthalpy value h 2 Finding out the days d higher than the enthalpy value in the whole year of the area by combining the annual meteorological parameters of the area, namely the running days d of the air compressor pretreatment optimizing device;
step 5.1, preprocessing device utilization calculation
Step 5.2, investment recovery period calculation
Calculating the total investment cost X of each part of the air compressor pretreatment optimizing device, and saving energy consumption W after pretreatment Node (C) If the industrial electricity price is calculated according to a yuan/(kW.h), the electricity fee saved by the pretreatment is a multiplied by W Node (C) The recovery period of investment n can be calculated according to the following formula:
and 6, calculating the utilization rate and the investment recovery period of the air compressor pretreatment optimizing device in the area by combining the calculation formula in the step 5. According to the operation condition of an air compression station of a textile mill, the utilization rate of a common air compressor pretreatment optimizing device reaches more than 80%, and the air compressor pretreatment optimizing device with the investment recovery period less than 2 years is considered to be good in application effect, so that whether the air compressor pretreatment optimizing device is applicable in the area or not is comprehensively analyzed and judged.
Claims (5)
1. Air compressor machine preliminary treatment optimizing apparatus, its characterized in that, including passageway (14), temperature and humidity sensor (2), surface air cooler (3) have set gradually according to the flow direction of air in passageway (14), the exit end of passageway (14) is connected with out tuber pipe (6), be provided with axial fan (5) in going out tuber pipe (6), the one end of going out tuber pipe (6) and keeping away from passageway (14) is connected with air compressor machine (9) through bronchus (7), the water inlet of surface air cooler (3) is connected with delivery pipe (10), the delivery port of surface air cooler (3) is connected with wet return (11), be provided with motorised valve (12) on delivery pipe (10), motorised valve (12) are connected with PID controller (13).
2. The air compressor preconditioning optimization device of claim 1, wherein a filter (1) is provided inside the channel (14) and at the inlet.
3. The air compressor pretreatment optimizing device according to claim 1, characterized in that a water baffle (4) is disposed in the channel (14) and behind the surface air cooler (3).
4. The air compressor pretreatment optimizing device according to claim 1, wherein the branch air duct (7) comprises a main duct (7-1), a plurality of branch ducts (7-2) are arranged on the main duct (7-1), the main duct (7-1) is connected with the air outlet duct (6), and each branch duct (7-2) is connected with an air compressor (9).
5. The air compressor pretreatment optimizing device according to claim 4, wherein an electric air valve (8) is arranged in each branch pipe (7-2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221264377.4U CN218062603U (en) | 2022-05-24 | 2022-05-24 | Pretreatment optimizing device of air compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221264377.4U CN218062603U (en) | 2022-05-24 | 2022-05-24 | Pretreatment optimizing device of air compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218062603U true CN218062603U (en) | 2022-12-16 |
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ID=84430856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221264377.4U Expired - Fee Related CN218062603U (en) | 2022-05-24 | 2022-05-24 | Pretreatment optimizing device of air compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218062603U (en) |
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2022
- 2022-05-24 CN CN202221264377.4U patent/CN218062603U/en not_active Expired - Fee Related
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20221216 |
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| CF01 | Termination of patent right due to non-payment of annual fee |