CN204730410U - A kind of full working scope adaptive controller of combined air conditioning box - Google Patents
A kind of full working scope adaptive controller of combined air conditioning box Download PDFInfo
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- 238000004134 energy conservation Methods 0.000 description 6
- 238000005192 partition Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 238000005057 refrigeration Methods 0.000 description 3
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- 230000003134 recirculating effect Effects 0.000 description 2
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Abstract
The utility model relates to Energy Saving of Central Air-conditioning field, disclose a kind of full working scope adaptive controller of combined air conditioning box, comprise fresh wind tube, backwind tube, combined air conditioning box, ajutage, full working scope adaptive controller, several sensors and adjusting device, combined air conditioning box is connected with fresh wind tube, backwind tube and ajutage respectively; Sensor is located in backwind tube, fresh wind tube, combined air conditioning box mixing section and ajutage, adjusting device comprises new wind, return air electric control valve, preheating hot water, chilled water, steam and hot water ratio adjusting valve, full working scope adaptive controller is connected with sensor and adjusting device respectively.The utility model selects adaptive operating mode district automatically according to duty parameter, adopt corresponding air handling scheme, take into full account and utilize new wind, regulate the ratio of new return air, both good control had been carried out to humiture, additionally reduce the use of Cooling and Heat Source, so both meet air-conditioning requirement and again save the energy.
Description
Technical field
The utility model relates to Energy Saving of Central Air-conditioning field, particularly relates to a kind of full working scope adaptive controller of combined air conditioning box.
Background technology
Energy-conservationly become a global topic, and air conditioner energy saving is as a wherein very important project, affects the nerve of many countries.In recent years, along with the day of energy problem is becoming tight, various countries saw the importance of air conditioner energy saving one after another, took series of measures and encouraged energy-conserving product to enter the market.While obtaining energy conservation, promote the upgrading of air conditioner industry technology and the Innovation and application of energy-saving control device, obtained society and support widely.
For making air-conditioning system can ensure the refrigeration requirement of building interior at annual arbitrary period, be all choose type by about 115% of the refrigeration demand needed for the most hot weather in locality when selecting air-conditioning system.Due in the running of central air-conditioning, air conditioning terminal, refrigeration host computer, water pump, cooling tower etc. all without any fluctuant loading ability, thus cause air-conditioning to run under higher operating mode for a long time, cause a large amount of energy wastes.
In the running of central air-conditioning, the operating mode that the air-conditioning system of existing whole year operation operating mode is run is more, and the conversion between each operating mode adopts artificial mode to carry out usually; When the control range of air-conditioning to humiture has higher requirement, control the situation generation that improper meeting causes Cooling and Heat Source to cancel out each other; When in building, the variation of personnel is very large, traditional control mode is difficult to reasonably regulate resh air requirement, meets the demand of human physiology; In traditional control method, very large improvement space is also existed to the Appropriate application of new wind.
In the energy-saving run of air-conditioning system, control with running based on to the energy-saving analysis of air-conditioning system whole year operation operating mode, subregion is carried out according to the controling parameters of indoor and the meteorologic parameter of outdoor, different subregion operating modes adopts different air handling scheme, take into full account in air handling process and utilize new wind, regulate the methods such as the ratio of new return air, both good control had been carried out to humiture, and decreased again the use of Cooling and Heat Source as far as possible.Control system also takes into full account the fluctuation range of the operational factor that air-conditioning system allows, and so both meets air-conditioning requirement and again saves the energy.No matter because new wind is quantitative or variable, if outdoor air conditions point is in certain district, mixed wind state point is general also in certain district, thus processing scheme can be affirmed, as long as process is near ventilation state, and thin tuning is carried out using the feedback of indoor design condition point as standard, so combined air conditioning box adopts the adaptive control system of full working scope subregion, maximization can be realized energy-conservation.
Utility model content
For overcoming the deficiencies in the prior art, the purpose of this utility model is: the full working scope adaptive controller providing a kind of combined air conditioning box, automatically adaptive operating mode district is selected according to duty parameter, adopt corresponding air handling scheme, take into full account the ratio utilizing new wind, regulate new return air, the maximization realizing adaptive control system is energy-conservation.
In order to solve the technical problem in background technology, the utility model provides a kind of full working scope adaptive controller of combined air conditioning box, comprise fresh wind tube, backwind tube, combined air conditioning box, ajutage, full working scope adaptive controller, several sensors and adjusting device, wherein, described combined air conditioning box is connected with described fresh wind tube, backwind tube and ajutage respectively, described combined air conditioning box is provided with air-treatment section, described air-treatment section comprises preheater, surface cooler, spraying steam humidifier, reheater and pressure fan, described sensor comprises temperature sensor and humidity sensor, described adjusting device comprises new wind electric control valve, return air electric control valve, preheating hot water ratio adjusting valve, chilled water ratio adjusting valve, steam rates control valve and hot water ratio adjusting valve, described full working scope adaptive controller is connected with described sensor and described adjusting device respectively, the return air entering described backwind tube and/or the new wind entering described fresh wind tube deliver to air conditioning area by ajutage after the air-treatment section of combined air conditioning box.
Particularly, the air-treatment section that described combined air conditioning box is provided with is arranged in order, it arranges order is preheater, surface cooler, spraying steam humidifier, reheater and pressure fan, mixing section is provided with between preheater and surface cooler, outdoor new wind and indoor return air mixing, have preheating heat water pipe, have chilled water pipe in surface cooler in preheater, there is steam pipe in spraying steam humidifier, in reheater, have hot-water line;
Described temperature sensor and humidity sensor have four, be provided with a temperature sensor and a humidity sensor in ajutage after the air inlet of the air inlet of fresh wind tube, backwind tube, combined air conditioning box mixing section and pressure fan, temperature sensor and humidity sensor send duty parameter data to described full working scope adaptive controller all simultaneously;
New wind electric control valve is located in described fresh wind tube, return air electric control valve is located in described backwind tube, described full working scope adaptive controller selects adaptive operating mode district automatically according to duty parameter, then the control strategy corresponding to its operating mode district controls to adjust device, is namely controlled to adjust the aperture of the new wind electric control valve in fresh wind tube and the return air electric control valve in backwind tube by full working scope adaptive controller;
Described preheating hot water ratio adjusting valve is located in the preheating heat water pipe of described preheater, chilled water ratio adjusting valve is located in the chilled water pipe of described surface cooler, steam rates control valve is located in the steam pipe of described spraying steam humidifier, hot water ratio adjusting valve is located in the hot-water line of described reheater, described full working scope adaptive controller selects adaptive operating mode district automatically according to duty parameter, then the control strategy corresponding to its operating mode district controls to adjust device, namely the preheating hot water ratio adjusting valve of preheater is controlled to adjust by full working scope adaptive controller, the chilled water ratio adjusting valve of surface cooler, the steam rates control valve of spraying steam humidifier, the aperture of the hot water ratio adjusting valve of reheater.
The principle of the full working scope adaptive controller of combined air conditioning box of the present utility model is: 1. full working scope adaptive controller stores the outdoor temperature t that winter, preheater was opened
w1, indoor permission minimum temperature t
n1, indoor permission maximum temperature t
n2, indoor permission minimum relative humidity
the highest relative humidity of indoor permission
minimum water capacity d during the minimum temperature of indoor permission
n1maximum water capacity d during maximum temperature with indoor permission
n2, and store the algorithm and full working scope partition method and the control strategy corresponding to operating mode district thereof that calculate water capacity; 2. temperature sensor and humidity sensor send duty parameter data to described full working scope adaptive controller, and full working scope adaptive controller judges its operating mode district according to its duty parameter, and the control strategy then corresponding to its operating mode district controls; 3. according to indoor requirement, mark the temperature of indoor permission fluctuation and the scope of relative humidity line, utilize the outdoor temperature t that winter, preheater was opened
w1(generally get t
w1=1 DEG C), the minimum temperature t of indoor permission
n1, indoor permission maximum temperature t
n2article three, thermoisopleth and saturated relative humidity
the minimum relative humidity of indoor permission
the highest relative humidity of indoor permission
article three, equal relative humidity line, and minimum water capacity d during minimum temperature with indoor permission
n1maximum water capacity d during maximum temperature with indoor permission
n2article two, wet line such as grade is as boost line, psychrometric chart (h-d figure) is divided into relative five regions, and by its parameter and regions store in full working scope adaptive controller, to carry out partition running, described is that relative five regions are respectively: Ji Han operating mode district, worst cold case district, transition season operating mode district, hot and humid operating mode district and Zhong Wengao wet cooling condition district by h-d diagram root; 4. full working scope adaptive controller selects adaptive operating mode district automatically according to duty parameter, then by regulating the aperture of the new wind electric control valve in the hot water ratio adjusting valve of the steam rates control valve of the chilled water ratio adjusting valve of the preheating hot water ratio adjusting valve of preheater, surface cooler, spraying steam humidifier, reheater, fresh wind tube and the return air electric control valve in backwind tube; 5. for different operating mode districts, corresponding control strategy taked by full working scope adaptive controller.
Adopt technique scheme, the utility model has following beneficial effect: 1. described full working scope adaptive controller selects adaptive operating mode district automatically according to duty parameter, then the control strategy corresponding to its operating mode district controls, its control effects is good, good stability, energy-saving effect is obvious; 2. new resh air requirement needed for wind electric control valve energy-saving control device Auto-matching current system, take into full account in air handling process and utilize new wind, regulate the methods such as the ratio of new return air, both good control had been carried out to humiture, decrease again the use of Cooling and Heat Source as far as possible, the new wind of rational utilization, both can be energy-conservation to greatest extent, can improve indoor air quality and level of comfort again; 3. full working scope adaptive control system takes into full account the fluctuation range of the operational factor that air-conditioning system allows, and so both meets air-conditioning requirement and again saves the energy; 4. air conditioner system energy saving multi-state subregion should be able to tackle freely throughout the year with the amount of disturbing at random of the various indoor such as the radiating and humidifying situation of the meteorological condition of different rule change at random and indoor occupant and equipment, air-conditioning system is controlled all the time in the ideal situation.In sum, the full working scope adaptive controller of combined air conditioning box of the present utility model selects adaptive operating mode district automatically according to duty parameter, adopt corresponding air handling scheme, take into full account the ratio utilizing new wind, regulate new return air, the maximization realizing adaptive control system is energy-conservation.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical solution of the utility model, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the full working scope adaptive controller of the combined air conditioning box that the utility model embodiment provides;
Fig. 2 is the operating mode subregion schematic diagram that the full working scope adaptive controller of the combined air conditioning box that the utility model embodiment provides controls.
Wherein, in figure, Reference numeral corresponds to: 1-full working scope adaptive controller, 2-fresh wind tube, 3-backwind tube, 4-combined air conditioning box, 5-ajutage, 6-preheater, 7-surface cooler, 8-spraying steam humidifier, 9-reheater, 10-pressure fan, the new wind electric control valve of 11-, 12-return air electric control valve, 13-preheating hot water ratio adjusting valve, 14-chilled water ratio adjusting valve, 15-steam rates control valve, 16-hot water ratio adjusting valve, 17-temperature sensor, 18-humidity sensor.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, the every other embodiment that those of ordinary skill in the art obtain under the prerequisite of not making creative work, all belongs to the scope of the utility model protection.
The structural representation of the full working scope adaptive controller of the combined air conditioning box that embodiment: Fig. 1 provides for the utility model embodiment, can clearly be seen that from figure, the full working scope adaptive controller of the combined air conditioning box that the present embodiment provides comprises fresh wind tube 2, backwind tube 3, combined air conditioning box 4, ajutage 5, full working scope adaptive controller 1, several sensors and adjusting device
Wherein, described combined air conditioning box 4 is connected with described fresh wind tube 2, backwind tube 3 and ajutage 5 respectively; Described combined air conditioning box 4 is provided with air-treatment section, and described air-treatment section comprises preheater 6, surface cooler 7, spraying steam humidifier 8, reheater 9 and pressure fan 10,
Described sensor comprises temperature sensor 17 and humidity sensor 18, described adjusting device comprises new wind electric control valve 11, return air electric control valve 12, preheating hot water ratio adjusting valve 13, chilled water ratio adjusting valve 14, steam rates control valve 15 and hot water ratio adjusting valve 16, described full working scope adaptive controller 1 is connected with described sensor and described adjusting device respectively, and the return air entering described backwind tube 3 and/or the new wind entering described fresh wind tube 2 deliver to air conditioning area by ajutage 5 after the air-treatment section of combined air conditioning box 4.
Particularly, the air-treatment section that described combined air conditioning box 4 is provided with is arranged in order, it arranges order is preheater 6, surface cooler 7, spraying steam humidifier 8, reheater 9 and pressure fan 10, mixing section is provided with between preheater 6 and surface cooler 7, outdoor new wind and indoor return air mixing, have preheating heat water pipe, have chilled water pipe in surface cooler 7 in preheater 6, there is steam pipe in spraying steam humidifier 8, in reheater 9, have hot-water line;
Described temperature sensor 17 and humidity sensor 18 have four, be provided with a temperature sensor 17 and a humidity sensor 18 in ajutage 5 after the air inlet of the air inlet of fresh wind tube 2, backwind tube 3, combined air conditioning box 4 mixing section and pressure fan 10 all simultaneously, temperature sensor 17 and humidity sensor 18 send duty parameter data to described full working scope adaptive controller 1
New wind electric control valve 11 is located in described fresh wind tube 2, return air electric control valve 12 is located in described backwind tube 3, described full working scope adaptive controller 1 selects adaptive operating mode district automatically according to duty parameter, then the control strategy corresponding to its operating mode district controls to adjust device, is namely controlled to adjust the aperture of the new wind electric control valve 11 in fresh wind tube 2 and the return air electric control valve 12 in backwind tube 3 by full working scope adaptive controller 1;
Described preheating hot water ratio adjusting valve 13 is located in the preheating heat water pipe of described preheater 6, chilled water ratio adjusting valve 14 is located in the chilled water pipe of described surface cooler 7, steam rates control valve 15 is located in the steam pipe of described spraying steam humidifier 8, hot water ratio adjusting valve 16 is located in the hot-water line of described reheater 9, described full working scope adaptive controller 1 selects adaptive operating mode district automatically according to duty parameter, then the control strategy corresponding to its operating mode district controls to adjust device, namely the preheating hot water ratio adjusting valve 13 of preheater 6 is controlled to adjust by full working scope adaptive controller 1, the chilled water ratio adjusting valve 14 of surface cooler 7, the steam rates control valve 15 of spraying steam humidifier 8, the aperture of the hot water ratio adjusting valve 16 of reheater 9.
Described full working scope adaptive controller 1 stores the outdoor temperature t that preheating in winter hot water ratio adjusting valve 13 is opened
w1, indoor permission minimum temperature t
n1, indoor permission maximum temperature t
n2, indoor permission minimum relative humidity
the highest relative humidity of indoor permission
minimum water capacity d during the minimum temperature of indoor permission
n1maximum water capacity d during maximum temperature with indoor permission
n2, and store the algorithm and full working scope partition method and the control strategy corresponding to operating mode district thereof that calculate water capacity.
Described full working scope partition method is according to indoor requirement, marks the temperature of indoor permission fluctuation and the scope of relative humidity line, utilizes the outdoor temperature t that winter, preheater 6 was opened
w1(generally get t
w1=1 DEG C), the minimum temperature t of indoor permission
n1, indoor permission maximum temperature t
n2article three, thermoisopleth and saturated relative humidity
the minimum relative humidity of indoor permission
the highest relative humidity of indoor permission
article three, equal relative humidity line, and minimum water capacity d during minimum temperature with indoor permission
n1maximum water capacity d during maximum temperature with indoor permission
n2article two, wet line such as grade is as boost line, and psychrometric chart (h-d figure) is divided into relative five regions, and by its parameter and regions store in controller, to carry out partition running.Described is relative five regions by h-d diagram root, the operating mode subregion schematic diagram of the full working scope adaptive controller control of the combined air conditioning box that Fig. 2 provides for the utility model embodiment, as can be seen from Figure, these five regions are respectively: Ji Han operating mode district, worst cold case district, transition season operating mode district, hot and humid operating mode district and Zhong Wengao wet cooling condition district.
As shown in Figure 2, correspondingly, the full working scope partition method of the full working scope adaptive controller of described combined air conditioning box, division and the control strategy in each region are as follows:
1) Ji Han operating mode district
1. boundary condition is:
Outdoor temperature t
wbe less than or equal to the outdoor temperature t that winter, preheater 6 was opened
w1, i.e. t
w≤ t
w1;
2. air handling process:
For primary-air recirculating system, outdoor new wind W is preheating to W by preheater 6
1c state point is mixed into, through spraying steam humidifier 8 isothermal humidification to S with indoor return air N
1point, its relative humidity generally between 90% ~ 95%, S
1point, through the wet S point that is heated to such as reheater 9 grade, then sends into air-conditioned room N.Therefore whole process can be write as:
A. full working scope adaptive controller 1 controls the flow of preheating hot water by the aperture of the preheating hot water ratio adjusting valve 13 regulating preheater 6, thus controls the temperature t after preheating
w1;
B. full working scope adaptive controller 1 controls hot water flow by the aperture of the hot water ratio adjusting valve 16 regulating reheater 9, thus controls indoor temperature t
n;
C. full working scope adaptive controller 1 controls quantity of steam by the aperture of the steam rates control valve 15 regulating spraying steam humidifier 8, thus the relative humidity in control room
D. full working scope adaptive controller 1 controls resh air requirement and return air amount by regulating the aperture of the new wind electric control valve 11 in fresh wind tube 2 and the return air electric control valve 12 in backwind tube 3, adopts minimum new air returning ratio to control.
2) worst cold case district
1. boundary condition is:
Outdoor temperature t
wbe greater than the outdoor temperature t that winter, preheater 6 was opened
w1, be less than or equal to the minimum temperature t of indoor permission
n1, and the water capacity d of outdoor air
wbe less than or equal to the maximum water capacity d of the minimum temperature of indoor permission
n1, i.e. t
w1<t
w≤ t
n1, and d
w≤ d
n1.
2. air handling process:
For primary-air recirculating system, outdoor new wind W and indoor return air N is mixed into C state point, through spraying steam humidifier 8 isothermal humidification to S
1point, S
1point, through the wet S point that is heated to such as reheater 9 grade, then sends into air-conditioned room N.Therefore whole process can be write as:
Or outdoor new wind W and indoor return air N is mixed into C state point, through spraying steam humidifier 8 isothermal humidification to S point, then sends into air-conditioned room N.Therefore whole process can be write as:
3. policy is controlled slightly:
A. full working scope adaptive controller 1 controls hot water flow by the aperture of the hot water ratio adjusting valve 16 regulating reheater 9, thus controls indoor temperature t
n, or by regulating the aperture of the new wind electric control valve 11 in fresh wind tube 2 and the return air electric control valve 12 in backwind tube 3 to control resh air requirement and return air amount, thus control indoor temperature t
n;
B. full working scope adaptive controller 1 controls quantity of steam by the aperture of the steam rates control valve 15 regulating spraying steam humidifier 8, thus the relative humidity in control room
C. full working scope adaptive controller 1 controls resh air requirement and return air amount by regulating the aperture of the new wind electric control valve 11 in fresh wind tube 2 and the return air electric control valve 12 in backwind tube 3, when the unlatching of hot water ratio adjusting valve 16, minimum new air returning ratio is adopted to control resh air requirement; When hot water ratio adjusting valve 16 is closed, adopt and adjust new air returning ratio to control resh air requirement.
3) transition season operating mode district
1. boundary condition is:
Outdoor temperature t
wbe greater than the minimum temperature t of indoor permission
n1, be less than or equal to the maximum temperature t of indoor permission
n2, and room air humidity value
be less than or equal to the most high humidity angle value of indoor permission
i.e. t
n1<t
w≤ t
n2, and
2. air handling process:
Outdoor new wind W through spraying steam humidifier 8 isothermal humidification to S
1point, then through surface cooler 7 cooling humidity reduction to S point, then send into air-conditioned room N.Therefore whole process can be write as:
3. policy is controlled slightly:
A. full working scope adaptive controller 1 controls the flow of chilled water by the aperture of the chilled water ratio adjusting valve 14 of reconciliation statement cooler 7, thus indoor temperature t
n;
B. full working scope adaptive controller 1 controls quantity of steam by regulating the aperture of the steam rates control valve 15 of spraying steam humidifier 8, thus the relative humidity in control room
C. full working scope adaptive controller 1 controls resh air requirement by regulating the aperture of the new wind electric control valve 11 in fresh wind tube 2, adopts all-fresh air to control.
4) hot and humid operating mode district
1. boundary condition is:
Outdoor temperature t
wbe greater than the maximum temperature t of indoor permission
n2, or outdoor air water capacity d
wbe greater than the maximum water capacity d during maximum temperature of indoor permission
n2, i.e. t
w>t
n2, or d
w>d
n2.
2. air handling process:
For the system of primary retirn air, outdoor new wind W and indoor return air N is mixed into C state point, through surface cooler 7 cooling humidity reduction to S
1point, S
1point also referred to as apparatus dew point, its relative humidity generally between 90% ~ 95%, then from S
1point, through the wet S point that is heated to such as reheater 9 grade, then sends into air-conditioned room N.Therefore whole process can be write as:
3. policy is controlled slightly:
A. full working scope adaptive controller 1 controls the flow of chilled water by the aperture of the chilled water ratio adjusting valve 14 of reconciliation statement cooler 7, thus controls indoor temperature t
n;
B. full working scope adaptive controller 1 controls hot water flow by the aperture of the hot water ratio adjusting valve 16 regulating reheater 9, thus the relative humidity in control room
C. full working scope adaptive controller 1 controls resh air requirement and return air amount by regulating the aperture of the new wind electric control valve 11 in fresh wind tube 2 and the return air electric control valve 12 in backwind tube 3, adopts minimum new air returning ratio to control resh air requirement.
5) Zhong Wengao wet cooling condition district
1. boundary condition is:
Outdoor air water capacity d
wbe greater than the maximum water capacity d during minimum temperature of indoor permission
n1, and the water capacity d of outdoor air
wbe less than the maximum water capacity d during maximum temperature of indoor permission
n2, the relative humidity of outdoor air
be greater than indoor maximum temperature relative humidity
i.e. d
n1<d
w<d
n2, and
2. air handling process:
Outdoor new wind W through surface cooler 7 cooling humidity reduction to S
1point, then through wet S points that is heated to such as reheaters 9, then send into air-conditioned room N.Therefore whole process can be write as:
3. policy is controlled slightly:
A. full working scope adaptive controller 1 controls the flow of chilled water by the aperture of the chilled water ratio adjusting valve 14 of surface cooler 7, thus controls indoor temperature t
n;
B. full working scope adaptive controller 1 controls hot water flow by the aperture of the hot water ratio adjusting valve 16 regulating reheater 9, thus the relative humidity in control room
C. full working scope adaptive controller 1 controls resh air requirement by regulating the aperture of the new wind electric control valve 11 in fresh wind tube 2, adopts all-fresh air to control.
The full working scope adaptive controller of combined air conditioning box of the present utility model selects adaptive operating mode district automatically according to duty parameter, adopt corresponding air handling scheme, take into full account the ratio utilizing new wind, regulate new return air, the maximization realizing adaptive control system is energy-conservation.
Above disclosedly be only several preferred embodiment of the present utility model, certainly can not limit the interest field of the utility model with this, therefore according to the equivalent variations that the utility model claim is done, still belong to the scope that the utility model is contained.
Claims (2)
1. the full working scope adaptive controller of a combined air conditioning box, it is characterized in that, comprise fresh wind tube (2), backwind tube (3), combined air conditioning box (4), ajutage (5), full working scope adaptive controller (1), several sensors and adjusting device
Wherein, described combined air conditioning box (4) is connected with described fresh wind tube (2), backwind tube (3) and ajutage (5) respectively; Described combined air conditioning box (4) is provided with air-treatment section, and described air-treatment section comprises preheater (6), surface cooler (7), spraying steam humidifier (8), reheater (9) and pressure fan (10),
Described sensor comprises temperature sensor (17) and humidity sensor (18),
Described adjusting device comprises new wind electric control valve (11), return air electric control valve (12), preheating hot water ratio adjusting valve (13), chilled water ratio adjusting valve (14), steam rates control valve (15) and hot water ratio adjusting valve (16), described full working scope adaptive controller (1) is connected with described sensor and described adjusting device respectively, and the return air entering described backwind tube (3) and/or the new wind entering described fresh wind tube (2) deliver to air conditioning area by ajutage (5) after the air-treatment section of combined air conditioning box (4).
2. the full working scope adaptive controller of combined air conditioning box as claimed in claim 1, is characterized in that, comprise following four parts:
The air-treatment section that described combined air conditioning box (4) is provided with is arranged in order, it arranges order is preheater (6), surface cooler (7), spraying steam humidifier (8), reheater (9) and pressure fan (10), mixing section is provided with between preheater (6) and surface cooler (7), outdoor new wind and indoor return air mixing, preheater has preheating heat water pipe in (6), surface cooler has chilled water pipe in (7), spraying steam humidifier has steam pipe in (8), and reheater has hot-water line in (9);
Described temperature sensor (17) and humidity sensor (18) have four, be provided with a temperature sensor (17) and a humidity sensor (18) in ajutage (5) after the air inlet of the air inlet in fresh wind tube (2), backwind tube (3), combined air conditioning box (4) mixing section and pressure fan (10), temperature sensor (17) and humidity sensor (18) send duty parameter data to described full working scope adaptive controller (1) all simultaneously;
New wind electric control valve (11) is located in described fresh wind tube (2), return air electric control valve (12) is located in described backwind tube (3), described full working scope adaptive controller (1) selects adaptive operating mode district automatically according to duty parameter, then the control strategy corresponding to its operating mode district controls to adjust device, is namely controlled to adjust the aperture of the new wind electric control valve (11) in fresh wind tube (2) and the return air electric control valve (12) in backwind tube (3) by full working scope adaptive controller (1);
Described preheating hot water ratio adjusting valve (13) is located in the preheating heat water pipe of described preheater (6), chilled water ratio adjusting valve (14) is located in the chilled water pipe of described surface cooler (7), steam rates control valve (15) is located in the steam pipe of described spraying steam humidifier (8), hot water ratio adjusting valve (16) is located in the hot-water line of described reheater (9), described full working scope adaptive controller (1) selects adaptive operating mode district automatically according to duty parameter, then the control strategy corresponding to its operating mode district controls to adjust device, namely the preheating hot water ratio adjusting valve (13) of preheater (6) is controlled to adjust by full working scope adaptive controller (1), the chilled water ratio adjusting valve (14) of surface cooler (7), the steam rates control valve (15) of spraying steam humidifier (8), the aperture of the hot water ratio adjusting valve (16) of reheater (9).
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106468471A (en) * | 2016-11-24 | 2017-03-01 | 安徽皖拓自动化有限公司 | A kind of Air-conditioning system |
| CN106642451A (en) * | 2016-11-16 | 2017-05-10 | 郑州日产汽车有限公司 | Air conditioner system for painting workshop |
| CN107202386A (en) * | 2017-06-23 | 2017-09-26 | 华南理工大学 | Combined constant constant temperature and humidity controls wind cabinet and without dew point control method |
| CN108518764A (en) * | 2018-03-15 | 2018-09-11 | 浙江盾安自控科技有限公司 | A kind of combined air processing group air-supply humiture accuracy-control system and method |
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| CN112097375A (en) * | 2020-09-29 | 2020-12-18 | 上汽通用五菱汽车股份有限公司 | Energy-saving control method and control system of air conditioner |
| CN112286131A (en) * | 2020-10-23 | 2021-01-29 | 中国电子系统工程第二建设有限公司 | MAU control system and high-precision control method for MAU of electronic clean workshop |
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| CN106642451A (en) * | 2016-11-16 | 2017-05-10 | 郑州日产汽车有限公司 | Air conditioner system for painting workshop |
| CN106468471A (en) * | 2016-11-24 | 2017-03-01 | 安徽皖拓自动化有限公司 | A kind of Air-conditioning system |
| CN107202386A (en) * | 2017-06-23 | 2017-09-26 | 华南理工大学 | Combined constant constant temperature and humidity controls wind cabinet and without dew point control method |
| CN107202386B (en) * | 2017-06-23 | 2022-06-14 | 华南理工大学 | Combined constant-temperature constant-humidity control air cabinet and dew-point-free control method |
| CN108518764A (en) * | 2018-03-15 | 2018-09-11 | 浙江盾安自控科技有限公司 | A kind of combined air processing group air-supply humiture accuracy-control system and method |
| CN111457513A (en) * | 2020-04-28 | 2020-07-28 | 烟台泓麟制冷空调工程有限公司 | Energy-saving constant-temperature humidity-control air conditioning system for drying precision casting shell and temperature-control dehumidification method |
| CN112097375A (en) * | 2020-09-29 | 2020-12-18 | 上汽通用五菱汽车股份有限公司 | Energy-saving control method and control system of air conditioner |
| CN112286131A (en) * | 2020-10-23 | 2021-01-29 | 中国电子系统工程第二建设有限公司 | MAU control system and high-precision control method for MAU of electronic clean workshop |
| CN113137663A (en) * | 2021-04-15 | 2021-07-20 | 科宇智能环境技术服务有限公司 | VAV air conditioning system and control method thereof |
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