CN110131865A - A kind of energy saver of the dry and cold technology of tobacco high temperature and humidity industrial air conditioning surface cooling section - Google Patents
A kind of energy saver of the dry and cold technology of tobacco high temperature and humidity industrial air conditioning surface cooling section Download PDFInfo
- Publication number
- CN110131865A CN110131865A CN201910507309.2A CN201910507309A CN110131865A CN 110131865 A CN110131865 A CN 110131865A CN 201910507309 A CN201910507309 A CN 201910507309A CN 110131865 A CN110131865 A CN 110131865A
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- water inlet
- water
- pipe
- outlet
- temperature
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- 238000001816 cooling Methods 0.000 title claims abstract description 27
- 238000004378 air conditioning Methods 0.000 title claims abstract description 18
- 241000208125 Nicotiana Species 0.000 title claims abstract description 15
- 235000002637 Nicotiana tabacum Nutrition 0.000 title claims abstract description 15
- 238000005516 engineering process Methods 0.000 title claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 107
- 238000005057 refrigeration Methods 0.000 claims description 12
- 230000001105 regulatory effect Effects 0.000 claims description 6
- 230000000694 effects Effects 0.000 abstract description 4
- 230000008901 benefit Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 5
- 238000007791 dehumidification Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000004134 energy conservation Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/89—Arrangement or mounting of control or safety devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F12/00—Use of energy recovery systems in air conditioning, ventilation or screening
- F24F12/001—Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/30—Arrangement or mounting of heat-exchangers
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention discloses a kind of energy savers of the dry and cold technology of tobacco high temperature and humidity industrial air conditioning surface cooling section, including air conditioner watch cooling, the water inlet end of air conditioner watch cooling is connected with a water inlet manifold, water outlet is connected with a total outlet pipe, the outlet end of the other end connection three-way control valve of water inlet manifold, two input ends of three-way control valve are separately connected first point of water inlet pipe and second point of water inlet pipe, total outlet pipe end splits into two outlets, one outlet is connected to second point of water inlet pipe, another outlet connection return pipe；Total outlet pipe is equipped with water circulating pump, and water inlet manifold is equipped with the first temperature sensor, and total outlet pipe is equipped with second temperature sensor, and the air inlet of air conditioner watch cooling is equipped with the first Temperature Humidity Sensor, is equipped with the second Temperature Humidity Sensor at air outlet.Advantages of the present invention: energy-saving and emission-reduction have effectively been achieved the effect that.
Description
Technical field
The present invention relates to a kind of energy savers of the dry and cold technology of tobacco high temperature and humidity industrial air conditioning surface cooling section.
Background technique
Tobacco processing course tobacco storage environment needs air-conditioning to provide the environment of constant high temperature and humidity, it is required that temperature
Be 33 ± 2 DEG C, it is desirable that relative humidity be 73 ± 3%.Summer ambient temperature is up to 38 DEG C or more, relative humidity 60%
Left and right.After guaranteeing that mixing wind is carried out cool-down dehumidification by surface cooling section by live constant temperature and humidity, the central air-conditioning that factory is equipped with
Reheat humidification, it is ensured that air-supply meets technique requirement.
But in the prior art, mixing wind is carried out the process of cool-down dehumidification by the surface air cooler of air-conditioning are as follows: by the station that freezes
The low temperature chilled water that refrigeration machine provides is sent directly into the water pipe of surface air cooler, carries out heat exchange with by the mixing wind of surface air cooler,
Cool-down dehumidification is carried out to mixing wind.Since the chilled water temperature that refrigeration machine provides is very low, temperature is cold into table at 8~10 DEG C
Mixing wind is cooled down after device, the temperature difference of chilled water and mixing wind is larger, can generate when heat exchange occurs a large amount of cold
Condensate, to cause excessively to dehumidify to mixing wind.Further, since surface air cooler is more to mixing wind cool-down dehumidification, to reach a high temperature
The air-supply requirement of high humidity, the subsequent section using steam heating and humidifying when, need to consume more steam.Therefore, existing knot
Structure needs to consume a large amount of cooling capacity and steam, and energy-output ratio is larger when operation.
Summary of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide a kind of tobacco high temperature and humidity industrial air conditioning table is cold
The energy saver of Duan Ganleng technology, to achieve the effect that energy-saving and emission-reduction.
The present invention is achieved by the following technical solutions:
A kind of energy saver of the dry and cold technology of tobacco high temperature and humidity industrial air conditioning surface cooling section, including air conditioner watch cooling, it is described
The water inlet end of air conditioner watch cooling is connected with a water inlet manifold, water outlet is connected with a total outlet pipe, the water inlet manifold
The other end connects a three-way control valve, and the outlet end of the three-way control valve connects the water inlet manifold, and the threeway is adjusted
Two input ends of valve are separately connected first point of water inlet pipe and second point of water inlet pipe, the external refrigeration plant of first point of water inlet pipe
Room, the total outlet pipe end split into two outlets, and one outlet is connected to second point of water inlet pipe, another outlet connects back to
Water pipe is sent chilled water return water to refrigeration station by return pipe；
The total outlet pipe is equipped with water circulating pump, and the water inlet manifold is equipped with the first temperature sensor, described always to go out
Water pipe is equipped with second temperature sensor, and the air inlet of the air conditioner watch cooling is equipped with the first Temperature Humidity Sensor, the sky
The second Temperature Humidity Sensor is equipped at the air outlet of mileometer adjustment cooler.
Further, the return pipe is equipped with return water regulating valve.
Further, a pressure gauge is equipped in the total outlet pipe at the outlet end close to water circulating pump.
Further, a bypass branch is also connected in the total outlet pipe, the bypass branch is standby equipped with one
With water pump, the reserve pump is in parallel with water circulating pump, is equipped at the outlet end close to reserve pump on the bypass branch
One pressure gauge.
Further, first point of water inlet pipe is equipped with shut-off valve and check-valves.
The present invention has the advantage that compared with prior art
A kind of energy saver of the dry and cold technology of tobacco high temperature and humidity industrial air conditioning surface cooling section provided by the invention, pass through by
After high-temperature tempering after surface air cooler is mixed with from the low temperature chilled water that refrigeration machine comes, then it is passed through in the water pipe of surface air cooler,
Heat exchange is carried out with mixing wind.Since mixed chilled water temperature increases, then with mixing wind carry out heat exchange when will not remove
The water in mixing wind is removed, is only cooled down (i.e. dry and cold) to mixing wind, the temperature and humidity for the wind for coming out surface air cooler air outlet
In suitable range, reduces subsequent mixing wind and carry out the quantity of steam consumed when steam heating and humidification, operation of air conditioner
Energy consumption reduces, and has reached good effects of energy saving and emission reduction.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention.
Fig. 2 is the circuit diagram of control section of the invention.
Figure label: 1 air conditioner watch cooling, 2 water inlet manifolds, 3 total outlet pipes, 4 three-way control valves, 5 first points of water inlet pipes, 6
Second point of water inlet pipe, 7 shut-off valves, 8 check-valves, 9 return pipes, 10 return water regulating valves, 11 water circulating pumps, 12 pressure gauges, 13 is spare
Water pump, 14 first temperature sensors, 15 second temperature sensors, 16 first Temperature Humidity Sensors, 17 second Temperature Humidity Sensors.
Specific embodiment
It elaborates below to the embodiment of the present invention, the present embodiment carries out under the premise of the technical scheme of the present invention
Implement, the detailed implementation method and specific operation process are given, but protection scope of the present invention is not limited to following implementation
Example.
Referring to Fig. 1, present embodiment discloses a kind of energy conservation dresses of the dry and cold technology of tobacco high temperature and humidity industrial air conditioning surface cooling section
It sets, including air conditioner watch cooling 1, the water inlet end of air conditioner watch cooling 1 is connected with a water inlet manifold 2, water outlet is connected with one always
Outlet pipe 3, the other end of water inlet manifold 2 connect a three-way control valve 4, and the outlet end of three-way control valve 4 connects water inlet manifold
2, two input ends of three-way control valve 4 are separately connected first point of water inlet pipe 5 and second point of water inlet pipe 6, outside first point of water inlet pipe 5
Refrigeration station is connect, first point of water inlet pipe 5 is equipped with shut-off valve 7 and check-valves 8.3 end of total outlet pipe splits into two outlets, and one
A outlet is connected to second point of water inlet pipe 6, another outlet connection return pipe 9 is sent chilled water return water to system by return pipe 9
Cold station；Return pipe 9 is equipped with return water regulating valve 10.
Total outlet pipe 3 is equipped with water circulating pump 11, and one is equipped at the outlet end close to water circulating pump 11 in total outlet pipe 3
A pressure gauge 12.A bypass branch is also connected in total outlet pipe 3, bypass branch is equipped with a reserve pump 13, spare
Water pump 13 is in parallel with water circulating pump 11, is equipped with a pressure gauge 12 on bypass branch at the outlet end close to reserve pump 13.
When water circulating pump 11 is out of order, the reserve pump 13 can be enabled.
Water inlet manifold 2 is equipped with the first temperature sensor 14, and total outlet pipe 3 is equipped with second temperature sensor 15, air-conditioning
The air inlet of surface air cooler 1 is equipped with the first Temperature Humidity Sensor 16, is equipped with the second temperature and humidity at the air outlet of air conditioner watch cooling 1 and passes
Sensor 17.
Referring also to Fig. 2, each electricity piece are respectively connected on the corresponding port controller PLC, the model west gate of PLC
Sub- cpu3152DP, wherein water circulating pump 11 is connected on the DP interface of PLC by frequency converter, the first temperature sensor 14, second
Temperature sensor 15, the first Temperature Humidity Sensor 16 and the second Temperature Humidity Sensor 17 are connected respectively to the corresponding port AI PLC
On, three-way control valve 4 and return water regulating valve 10 are connected respectively on the port AI and AO of PLC.By the first temperature sensor 14,
The temperature value that second temperature sensor 15 detects controls the aperture and return water regulating valve of 4 two input ends of three-way control valve
10 aperture, thus the inflow and the inflow refrigeration station of return pipe 9 of first point of water inlet pipe 5 of control and second point of water inlet pipe 6
Water return amount, guarantee be passed through surface air cooler coolant-temperature gage be suitable for.It is warm and humid by two of air inlet and air outlet positioned at surface air cooler
The temperature and humidity value of degree sensor detection carrys out the running frequency of control loop water pump 11 or reserve pump 13, cold in surface air cooler to adjust
Freeze the flow of water.
The course of work provided in this embodiment is as follows:
Water inlet manifold 2 is flowed into from the low temperature chilled water that the refrigeration machine of refrigeration station comes from first point of water inlet pipe 5, enters back into table
Cooler, with surface air cooler air inlet come mixing wind carry out heat exchange after, under the action of water circulating pump 11, high temperature chilled water again by
The water outlet of surface air cooler flows into total outlet pipe 3, is divided into two-way in the end of total outlet pipe 3, high temperature chilled water directly passes through all the way
Return pipe 9 enters refrigeration machine, and another way high temperature chilled water enters the low temperature cold in second point of water inlet pipe 6, with first point of water inlet pipe 5
After freezing water mixing, surface air cooler is entered back into through water inlet manifold 2 together, is so recycled.
The higher feature of chilled water temperature that the present embodiment utilizes surface air cooler water outlet to come out, by high temperature chilled water and refrigeration
The low temperature chilled water come of standing is mixed, and the water temperature of original low temperature chilled water is improved.It is logical using the higher chilled water of temperature
Enter surface air cooler, the mixing wind of high temperature and humidity is cooled down, reduce the temperature difference of two heat transferring mediums of surface air cooler, in surface air cooler table
Face will not generate dew condensation water, reduce the consumption of cold source, while reduce the quantity of steam of subsequent heat humidification, energy conservation
Effect is obvious.
The above is merely preferred embodiments of the present invention, be not intended to limit the invention, it is all in spirit of the invention and
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within principle.
Claims (5)
1. a kind of energy saver of the dry and cold technology of tobacco high temperature and humidity industrial air conditioning surface cooling section, including air conditioner watch cooling, feature
Be: the water inlet end of the air conditioner watch cooling is connected with a water inlet manifold, water outlet is connected with a total outlet pipe, described total
The other end of water inlet pipe connects a three-way control valve, and the outlet end of the three-way control valve connects the water inlet manifold, described
Two input ends of three-way control valve are separately connected first point of water inlet pipe and second point of water inlet pipe, and first point of water inlet pipe is external
Freeze station, and the total outlet pipe end splits into two outlets, and one outlet is connected to second point of water inlet pipe, another outlet
Return pipe is connected, is sent chilled water return water to refrigeration station by return pipe；
The total outlet pipe is equipped with water circulating pump, and the water inlet manifold is equipped with the first temperature sensor, the total outlet pipe
It is equipped with second temperature sensor, the air inlet of the air conditioner watch cooling is equipped with the first Temperature Humidity Sensor, the air-conditioning table
The second Temperature Humidity Sensor is equipped at the air outlet of cooler.
2. a kind of energy saver of the dry and cold technology of tobacco high temperature and humidity industrial air conditioning surface cooling section as described in claim 1, special
Sign is: the return pipe is equipped with return water regulating valve.
3. a kind of energy saver of the dry and cold technology of tobacco high temperature and humidity industrial air conditioning surface cooling section as described in claim 1, special
Sign is: being equipped with a pressure gauge in the total outlet pipe at the outlet end close to water circulating pump.
4. a kind of energy saver of the dry and cold technology of tobacco high temperature and humidity industrial air conditioning surface cooling section as described in claim 1, special
Sign is: a bypass branch is also connected in the total outlet pipe, the bypass branch is equipped with a reserve pump, described
Reserve pump is in parallel with water circulating pump, is equipped with a pressure gauge on the bypass branch at the outlet end close to reserve pump.
5. a kind of energy saver of the dry and cold technology of tobacco high temperature and humidity industrial air conditioning surface cooling section as described in claim 1, special
Sign is: first point of water inlet pipe is equipped with shut-off valve and check-valves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910507309.2A CN110131865A (en) | 2019-06-12 | 2019-06-12 | A kind of energy saver of the dry and cold technology of tobacco high temperature and humidity industrial air conditioning surface cooling section |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910507309.2A CN110131865A (en) | 2019-06-12 | 2019-06-12 | A kind of energy saver of the dry and cold technology of tobacco high temperature and humidity industrial air conditioning surface cooling section |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110131865A true CN110131865A (en) | 2019-08-16 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910507309.2A Pending CN110131865A (en) | 2019-06-12 | 2019-06-12 | A kind of energy saver of the dry and cold technology of tobacco high temperature and humidity industrial air conditioning surface cooling section |
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| Country | Link |
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| CN (1) | CN110131865A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111854139A (en) * | 2020-07-15 | 2020-10-30 | 山东中烟工业有限责任公司 | Surface air cooler system for air conditioning unit, air conditioning unit and method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4178946A (en) * | 1976-06-25 | 1979-12-18 | Philip Morris Incorporated | Apparatus and method for control of air relative humidity with reduced energy usage in the treatment of tobacco |
| CN202303831U (en) * | 2011-11-01 | 2012-07-04 | 中国轻工业成都设计工程有限公司 | Temperature control blind area-free air-cooled temperature control dehumidification unit for tobacco storehouse |
| CN107940635A (en) * | 2017-10-27 | 2018-04-20 | 河南中烟工业有限责任公司 | A kind of energy-saving air conditioning system of tobacco workshop |
| CN209978301U (en) * | 2019-06-12 | 2020-01-21 | 安徽中烟工业有限责任公司 | Energy-saving device for air conditioner surface cooling section dry cooling technology of tobacco high-temperature high-humidity process |
-
2019
- 2019-06-12 CN CN201910507309.2A patent/CN110131865A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4178946A (en) * | 1976-06-25 | 1979-12-18 | Philip Morris Incorporated | Apparatus and method for control of air relative humidity with reduced energy usage in the treatment of tobacco |
| CN202303831U (en) * | 2011-11-01 | 2012-07-04 | 中国轻工业成都设计工程有限公司 | Temperature control blind area-free air-cooled temperature control dehumidification unit for tobacco storehouse |
| CN107940635A (en) * | 2017-10-27 | 2018-04-20 | 河南中烟工业有限责任公司 | A kind of energy-saving air conditioning system of tobacco workshop |
| CN209978301U (en) * | 2019-06-12 | 2020-01-21 | 安徽中烟工业有限责任公司 | Energy-saving device for air conditioner surface cooling section dry cooling technology of tobacco high-temperature high-humidity process |
Non-Patent Citations (1)
| Title |
|---|
| 陈南海;: "干式冷却技术在卷烟空调节能中的应用探讨", 烟草科技, no. 03, pages 19 - 21 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111854139A (en) * | 2020-07-15 | 2020-10-30 | 山东中烟工业有限责任公司 | Surface air cooler system for air conditioning unit, air conditioning unit and method |
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