CN106705110B - Corrosion-proof type waste incineration and generating electricity steam type airheater pipe-line system - Google Patents
Corrosion-proof type waste incineration and generating electricity steam type airheater pipe-line system Download PDFInfo
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- CN106705110B CN106705110B CN201610872692.8A CN201610872692A CN106705110B CN 106705110 B CN106705110 B CN 106705110B CN 201610872692 A CN201610872692 A CN 201610872692A CN 106705110 B CN106705110 B CN 106705110B
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- outlet
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- low
- pressure steam
- condensate
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- 230000005611 electricity Effects 0.000 title claims abstract description 10
- 238000004056 waste incineration Methods 0.000 title claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 30
- 230000002209 hydrophobic effect Effects 0.000 claims abstract description 21
- 238000007701 flash-distillation Methods 0.000 claims abstract description 10
- 239000012530 fluid Substances 0.000 claims description 7
- 210000003205 muscle Anatomy 0.000 claims description 2
- 230000007797 corrosion Effects 0.000 abstract description 5
- 238000005260 corrosion Methods 0.000 abstract description 5
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 4
- 239000003546 flue gas Substances 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 abstract description 3
- 238000009833 condensation Methods 0.000 description 5
- 230000005494 condensation Effects 0.000 description 5
- 238000002485 combustion reaction Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000003517 fume Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000001112 coagulating effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
- F23L15/00—Heating of air supplied for combustion
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B35/00—Control systems for steam boilers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B37/00—Component parts or details of steam boilers
- F22B37/02—Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
- F22B37/48—Devices for removing water, salt, or sludge from boilers; Arrangements of cleaning apparatus in boilers; Combinations thereof with boilers
- F22B37/50—Devices for removing water, salt, or sludge from boilers; Arrangements of cleaning apparatus in boilers; Combinations thereof with boilers for draining or expelling water
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Air Supply (AREA)
Abstract
The present invention relates to a kind of corrosion-proof type waste incineration and generating electricity steam type airheater pipe-line systems in Air Preheater Technology field, including air preheater, hydrophobic development unit and drain tank, air preheater is equipped with higher pressure steam inlet and outlet, low-pressure steam inlet and outlet, flash steam entrance and exit and condensate entrance and exit, higher pressure steam inlet is connected with high steam pipeline, low-pressure steam inlet is connected with low-pressure steam pipeline, higher pressure steam outlet and low-pressure steam outlet are connected to the water inlet of hydrophobic development unit, flash steam entrance is connected to the outlet mouth of pipe of hydrophobic development unit, condensate entrance is connect with the water outlet of hydrophobic development unit bottom, flash distillation vapor outlet is connected to drain tank with condensate outlet.High pressure and low-pressure steam is used to be avoided as the energy due to generation of the flue gas leakage to the pollution of environment and air preheater heat exchanger tube and pipeline low-temperature corrosion and stifled ash, equipment and pipeline service life greatly prolong in inventive pipeline.
Description
Technical field
The present invention relates to air heat exchanger technical field, specifically a kind of corrosion-proof type waste incineration and generating electricity steam sky
Air preheater pipe-line system.
Background technology
During incineration treatment of garbage, in order to which waste of low heating value is made preferably to burn, ensure to enter waste incinerator
The combustion air of burner hearth is maintained at stable temperature, while considers environmental requirement, and garbage pool air is needed to pass through air preheat
After device heating, it is combustion-supporting to be sent into waste incinerator progress.
Existing air preheat fume afterheat, containing vapor and sulfuric acid vapor in flue gas, operating condition is more severe, holds
Easily there is low-temperature corrosion and stifled ash.Once low-temperature corrosion and stifled ash occurs, exhaust gases passes blocking is will result in, air inducing resistance increases
Greatly, boiler positive pressuring combustion, this not only reduces boiler power or even causes to be forced blowing out.The result of corrosion can cause air pre-
Hot device pipe leakage damage, causes seriously to leak out, combustion conditions is caused to deteriorate, heating surface must not be infrequently replaced when serious, i.e.,
Maintenance load and spillage of material are increased, and affects the normal operation of boiler.If cold air enters fume side, it can also reduce and set
Standby service life, flue gas leakage can also cause environmental pollution.
Invention content
The present invention proposes a kind of corrosion-proof type waste incineration using clean energy resource, good effect of heat exchange and energy flow automatic regulation
Power generation steam type airheater pipe-line system.
The technical proposal of the invention is realized in this way：Corrosion-proof type waste incineration and generating electricity steam type airheater pipeline system
System, including air preheater, hydrophobic development unit and drain tank, the air preheater is equipped with higher pressure steam inlet and high pressure
Steam (vapor) outlet, low-pressure steam inlet and low-pressure steam outlet, flash steam entrance and flash distillation vapor outlet and condensate entrance and condensate
Outlet, the higher pressure steam inlet are connected with high steam pipeline, and the low-pressure steam inlet is connected with low-pressure steam pipeline, institute
It states higher pressure steam outlet and low-pressure steam outlet and dewatering capacity-enlarging is connected to by high pressure draining pipeline and low pressure drain water piping respectively
The water inlet of device, the flash steam entrance is connected to the outlet mouth of pipe of the hydrophobic development unit by flash steam pipeline, described solidifying
Water inlet is connect by condensate input channel with the water outlet of the hydrophobic development unit bottom, and the flash distillation vapor outlet is coagulated with described
Water out is connected to drain tank by flashing drain water piping and condensate output channel respectively；It is the high pressure draining pipeline, described low
Drain valve and filter are mounted on pressure drain water piping and flash distillation drain water piping.
As preferred technical solution, fluid level transmitter and pressure transmitter, institute are installed on the hydrophobic development unit
It states flash steam pipeline and is equipped with the first automatically controlled flow control valve being electrically connected with the pressure transmitter, the condensate output channel
It is equipped with the second electrically-controlled valve being electrically connected with the fluid level transmitter.
As preferred technical solution, temperature transmitter, the high pressure are installed at the air outlet of the air preheater
Jet chimney is equipped with the automatically controlled flow control valve of third being electrically connected with the temperature transmitter.
As preferred technical solution, the air preheater is internally provided with the heat exchange module of several drawing out type, institute
Higher pressure steam inlet and higher pressure steam outlet, low-pressure steam inlet and low-pressure steam outlet are stated, flash steam entrance and flash steam go out
Mouth and condensate entrance and condensate outlet are connect respectively with the corresponding heat exchange module, are equipped between the heat exchange module close
Gasket.
As preferred technical solution, several U-shaped heat exchanger tubes are equipped in the heat exchange module, are set on the outside of the heat exchanger tube
There is radiating fin.
By adopting the above-described technical solution, the beneficial effects of the invention are as follows：High pressure and low pressure are used in inventive pipeline
Steam is avoided as the energy since flue gas is revealed to the pollution of environment and air preheater and pipeline low-temperature corrosion and is blocked up
The generation of ash, equipment and pipeline service life greatly prolong.
Due to the use of steam as the energy, condensation water is easily formed in the pipe-line system course of work, is provided with and dredges in the present invention
The condensation water generated in pipeline is introduced hydrophobic development unit by waterpipe, and hydrophobic development unit detaches steam and condensation water, and steam is defeated
Enter in flashed vapour heat exchange module, be used, the condensation water in condensation water and hydrophobic development unit that flash steam module generates is equal
Drain tank is imported, is recycled, resource utilization is high, environmentally safe.
Due to being provided with electric monitoring element in pipe-line system, as fluid level transmitter, temperature transmitter and pressure become
Device is sent, by the monitoring to pipeline and equipment state, realizes the automatic reality of pipe-line system temperature, steam pressure, air outlet temperature
When adjusting, high degree of automation of the present invention.
Due to being provided with the heat exchange module of several drawing out type in air preheater, heat exchange module passes through flange with pipeline
Connection, the installation maneuverability of heat exchange module, each heat exchange module can be dismantled individually, easy for installation, be readily transported and convenient
Maintenance and Repair.
Whole heat exchanger tube is bent into U-tube in air preheater, eliminates thermal stress, avoids equipment dilatancy and influence
The work of entire air preheater, while reduce welding position, avoid the risk that welding position easily leaks.
Description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention, for those of ordinary skill in the art, without having to pay creative labor, may be used also
To obtain other attached drawings according to these attached drawings.
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the structure diagram of air preheater in Fig. 1.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without creative efforts
Embodiment shall fall within the protection scope of the present invention.
If Fig. 1 and Fig. 2 are jointly shown, corrosion-proof type waste incineration and generating electricity steam type airheater pipe-line system, including sky
Air preheater 1, hydrophobic development unit 2 and drain tank 3, air preheater 1 is equipped with higher pressure steam inlet 11 and high steam goes out
Mouth 12, low-pressure steam inlet 13 and low-pressure steam outlet 14, flash steam entrance 15 and flash distillation vapor outlet 16 and condensate entrance 17
With condensate outlet 18, higher pressure steam inlet 11 is connected with high steam pipeline 41, and low-pressure steam inlet 13 is connected with low-pressure steam
Pipeline 42, higher pressure steam outlet 12 and low-pressure steam outlet 14 are connected respectively by high pressure draining pipeline 45 and low pressure drain water piping 46
The water inlet of hydrophobic development unit 2 is connected to, flash steam entrance 15 is connected to the air outlet pipe of hydrophobic development unit 2 by flash steam pipeline 43
Mouthful, condensate entrance 17 is connect by condensate input channel 44 with the water outlet of 2 bottom of hydrophobic development unit, and flash distillation vapor outlet 16 is with coagulating
Water out 18 is connected to drain tank 3 by flashing drain water piping 47 and condensate output channel 48 respectively, wherein, flash drain water piping
Water tank 31 is installed, water tank 31 exports and is connected to drain tank 3 on 47；High pressure draining pipeline 45, low pressure drain water piping 46 and sudden strain of a muscle
It steams and is mounted on drain valve 6 and filter 7 on drain water piping 47.
Fluid level transmitter 54 and pressure transmitter are installed, flash steam pipeline is equipped with and pressure on hydrophobic development unit 2
First automatically controlled flow control valve 51 of transmitter electrical connection, condensate output channel are equipped with second be electrically connected with fluid level transmitter
Electrically-controlled valve 52.
Temperature transmitter is installed, high steam pipeline 41 is equipped with and temperature pick-up at the air outlet of air preheater 1
The automatically controlled flow control valve 53 of third of device electrical connection.
Air preheater 1 is internally provided with the heat exchange module 19 of several drawing out type, and higher pressure steam inlet 11 and high pressure are steamed
Vapor outlet 12, low-pressure steam inlet 13 and low-pressure steam outlet 14, flash steam entrance 15 and flash distillation vapor outlet 16 and condensate enter
Mouth 17 and condensate outlet 18 are connect respectively with corresponding heat exchange module, and gasket seal is equipped between heat exchange module.
Several U-shaped heat exchanger tubes are equipped in heat exchange module 19, radiating fin is equipped on the outside of heat exchanger tube.
Air preheater includes 2 groups of high steam heat exchange modules, 2 groups of low-pressure steam heat exchange modules, 1 group of flash steam heat exchange
Module and 1 group of condensate warm-up block.
Into air preheater air into outgoing direction as shown in arrow direction in Fig. 1.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
With within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention god.
Claims (3)
1. corrosion-proof type waste incineration and generating electricity steam type airheater pipe-line system, it is characterised in that：Including air preheater, dredge
Water flash vessel and drain tank, the air preheater is equipped with higher pressure steam inlet and higher pressure steam outlet, low-pressure steam enter
Mouth and low-pressure steam outlet, flash steam entrance and flash distillation vapor outlet and condensate entrance and condensate outlet, the air preheater
Including 2 groups of high steam heat exchange modules, 2 groups of low-pressure steam heat exchange modules, 1 group of flash steam heat exchange module and 1 group of condensate preheating
Module, the higher pressure steam inlet and higher pressure steam outlet, low-pressure steam inlet and low-pressure steam outlet, flash steam entrance and sudden strain of a muscle
Steam (vapor) outlet and condensate entrance and condensate outlet are connect respectively with the corresponding heat exchange module, between the heat exchange module
Equipped with gasket seal, several U-shaped heat exchanger tubes are equipped in the heat exchange module, radiating fin, institute are equipped on the outside of the heat exchanger tube
It states higher pressure steam inlet and is connected with high steam pipeline, the low-pressure steam inlet is connected with low-pressure steam pipeline, the high pressure
Steam (vapor) outlet and low-pressure steam outlet respectively by high pressure draining pipeline and low pressure drain water piping be connected to hydrophobic development unit into
The mouth of a river, the flash steam entrance are connected to the outlet mouth of pipe of the hydrophobic development unit, the condensate entrance by flash steam pipeline
It is connect by condensate input channel with the water outlet of the hydrophobic development unit bottom, the flash distillation vapor outlet is exported with the condensate
Respectively drain tank is connected to by flashing drain water piping and condensate output channel；The high pressure draining pipeline, the low pressure are hydrophobic
Drain valve and filter are mounted on pipeline and flash distillation drain water piping.
2. corrosion-proof type waste incineration and generating electricity steam type airheater pipe-line system described in accordance with the claim 1, feature exist
In：Fluid level transmitter and pressure transmitter be installed on the hydrophobic development unit, the flash steam pipeline be equipped with it is described
First automatically controlled flow control valve of pressure transmitter electrical connection, the condensate output channel are equipped with and fluid level transmitter electricity
Second electrically-controlled valve of connection.
3. corrosion-proof type waste incineration and generating electricity steam type airheater pipe-line system described in accordance with the claim 1, feature exist
In：Temperature transmitter is installed, the high steam pipeline is equipped with and the temperature at the air outlet of the air preheater
The automatically controlled flow control valve of third of transmitter electrical connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610872692.8A CN106705110B (en) | 2016-09-30 | 2016-09-30 | Corrosion-proof type waste incineration and generating electricity steam type airheater pipe-line system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610872692.8A CN106705110B (en) | 2016-09-30 | 2016-09-30 | Corrosion-proof type waste incineration and generating electricity steam type airheater pipe-line system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106705110A CN106705110A (en) | 2017-05-24 |
| CN106705110B true CN106705110B (en) | 2018-07-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610872692.8A Active CN106705110B (en) | 2016-09-30 | 2016-09-30 | Corrosion-proof type waste incineration and generating electricity steam type airheater pipe-line system |
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| CN (1) | CN106705110B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109028048B (en) * | 2018-05-29 | 2020-01-31 | 中国电建集团河北省电力勘测设计研究院有限公司 | circulating fluidized bed boiler |
| CN114279252A (en) * | 2021-12-31 | 2022-04-05 | 上海康恒环境股份有限公司 | Steam-air preheater system |
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|---|---|---|---|---|
| JP2007187352A (en) * | 2006-01-12 | 2007-07-26 | Chugoku Electric Power Co Inc:The | Starting method of boiler |
| CN202494359U (en) * | 2012-04-01 | 2012-10-17 | 北京新世翼节能环保科技股份有限公司 | Modularized fluoroplastic tube gas heat exchanger |
| CN202793093U (en) * | 2012-09-21 | 2013-03-13 | 亿恒节能科技江苏有限公司 | Air heating coil group condensed water residual heat two-effect flash evaporation utilization system |
| CN203080169U (en) * | 2013-01-30 | 2013-07-24 | 云南能投有能科技有限公司 | Condensate water classifying flash waste heat recovery slack heat forming machine |
| CN203286582U (en) * | 2013-03-25 | 2013-11-13 | 光大环保能源(常州)有限公司 | Boiler air preheating device |
| CN206131048U (en) * | 2016-09-30 | 2017-04-26 | 上海双木散热器制造有限公司 | Corrosion -proof type is steam air heater pipe -line system for waste incineration power generation |
-
2016
- 2016-09-30 CN CN201610872692.8A patent/CN106705110B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007187352A (en) * | 2006-01-12 | 2007-07-26 | Chugoku Electric Power Co Inc:The | Starting method of boiler |
| CN202494359U (en) * | 2012-04-01 | 2012-10-17 | 北京新世翼节能环保科技股份有限公司 | Modularized fluoroplastic tube gas heat exchanger |
| CN202793093U (en) * | 2012-09-21 | 2013-03-13 | 亿恒节能科技江苏有限公司 | Air heating coil group condensed water residual heat two-effect flash evaporation utilization system |
| CN203080169U (en) * | 2013-01-30 | 2013-07-24 | 云南能投有能科技有限公司 | Condensate water classifying flash waste heat recovery slack heat forming machine |
| CN203286582U (en) * | 2013-03-25 | 2013-11-13 | 光大环保能源(常州)有限公司 | Boiler air preheating device |
| CN206131048U (en) * | 2016-09-30 | 2017-04-26 | 上海双木散热器制造有限公司 | Corrosion -proof type is steam air heater pipe -line system for waste incineration power generation |
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| CN106705110A (en) | 2017-05-24 |
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Address after: 201499, No. 1088 Guoshun Road, Fengpu Jianghai Economic Park, Fengxian District, Shanghai Patentee after: Shuangmu Energy Equipment Technology (Shanghai) Co.,Ltd. Country or region after: China Patentee after: SHANGHAI SHUANGMU MACHINERY EQUIPMENT Co.,Ltd. Address before: 201499, No. 1088 Guoshun Road, Fengpu Jianghai Economic Park, Fengxian District, Shanghai Patentee before: SHANGHAI SHUANGMU RADIATOR MANUFACTURE Co.,Ltd. Country or region before: China Patentee before: SHANGHAI SHUANGMU MACHINERY EQUIPMENT Co.,Ltd. |
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Effective date of registration: 20240418 Address after: 200436 North Workshop, Building 4, No. 1658 Baziqiao Road, Fengxian District, Shanghai Patentee after: Shuangmu Energy Equipment Technology (Shanghai) Co.,Ltd. Country or region after: China Address before: 201499, No. 1088 Guoshun Road, Fengpu Jianghai Economic Park, Fengxian District, Shanghai Patentee before: Shuangmu Energy Equipment Technology (Shanghai) Co.,Ltd. Country or region before: China Patentee before: SHANGHAI SHUANGMU MACHINERY EQUIPMENT Co.,Ltd. |