CN102003774B - Indoor temperature control method of train air-conditioner - Google Patents
Indoor temperature control method of train air-conditioner Download PDFInfo
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- CN102003774B CN102003774B CN2010106117561A CN201010611756A CN102003774B CN 102003774 B CN102003774 B CN 102003774B CN 2010106117561 A CN2010106117561 A CN 2010106117561A CN 201010611756 A CN201010611756 A CN 201010611756A CN 102003774 B CN102003774 B CN 102003774B
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- 238000000034 method Methods 0.000 title claims abstract description 17
- 238000004378 air conditioning Methods 0.000 claims abstract description 67
- 238000013461 design Methods 0.000 claims description 57
- 238000009423 ventilation Methods 0.000 claims description 21
- 238000012546 transfer Methods 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 abstract description 9
- 239000002699 waste material Substances 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 238000005057 refrigeration Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000010792 warming Methods 0.000 description 2
- 239000004020 conductor Substances 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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Abstract
The invention discloses an indoor temperature control method of a train, which is applicable to the technical field of air-conditioning equipment of a rail transportation vehicle. The method comprises the following steps: under an automatic running mode of an air-conditioner, firstly calculating a difference value between setting temperature and outdoor temperature; setting the air-conditioner to run for a period of time at a certain gear according to the range of the difference value, and calculating a difference value between indoor temperature and the setting temperature; and judging whether the air-conditioner is subject to refrigerating or heating conversion towards a higher stage or lower stage according to the range of the difference value. The method has the following beneficial effects: (1) the indoor temperature of the train is closer to the setting temperature without wide fluctuation so that a driver and passengers in the train feel more comfortable; and (2) refrigerating or heating is adjusted step by step according to the difference value between the indoor temperature and the setting temperature owing to influence of the outdoor temperature, thus avoiding unnecessary energy waste and being more economical and environmental-friendly.
Description
Technical field
The present invention relates to a kind of air conditioning chamber method for controlling temperature inner, especially a kind of train air-conditioning indoor temperature control methods of can many grades regulating refrigerating capacity or heating capacity are applicable to the rail traffic vehicles air conditioner technical field.
Background technology
Along with the fast development of China's rail transit train and comprehensive operation of EMU, people are also increasingly high for the requirement of air quality in vehicle and comfort level, and the air-conditioning equipment that is used to regulate the train room air becomes the emphasis of research gradually.Train air-conditioning indoor temperature control method in the past is: running state of air conditioner depends on the deviation size of design temperature and indoor temperature, and indoor temperature is higher than design temperature, then air conditioner refrigerating; Indoor temperature is lower than design temperature, and then air-conditioning system is warm; Indoor temperature and design temperature are suitable, air conditioner ventilation.Such establishing method can make indoor temperature change with the variation of design temperature really; But; For space comparatively narrow and small drivers' cab or refrigerating capacity or the bigger air-conditioning system of heating capacity; Refrigeration or the warm startup of system can make indoor temperature turn cold apace or warm, and cause the indoor temperature scope to surpass design temperature, thereby need to start once more the warm or refrigerating operaton of system.Cause indoor temperature frequently to fluctuate widely easily like this, also cause the waste of the energy.
Summary of the invention
The technical problem that the present invention will solve provides a kind of train air-conditioning indoor temperature control method that can prevent that the train indoor temperature fluctuates excessive with each grade of air-conditioning status adjustment.
For solving the problems of the technologies described above, the technical scheme that the present invention taked is:
The inventive method step is following:
Step 1, start moves air-conditioning automatically;
Step 3 judges whether the sensor of air-conditioning is normal, and when sensor fault, program changes fault mode over to and handles, otherwise carries out next step;
Step 4, a given design temperature t
s, at outdoor temperature t
oWith design temperature t
sUnder the normal situation, calculate design temperature t
sWith outdoor temperature t
oDifference DELTA t
oWhenever resetting a design temperature t
sThe time, need recomputate Δ t
o
(1) as Δ t
o≤t
1The time, temperature t in the counting chamber
iWith design temperature t
sDifference DELTA t
i
(1) as Δ t
i＞t
3The time, the full cold state of operation of air conditioner 3 minutes recomputates indoor temperature t then
iWith design temperature t
sDifference DELTA t
i
1. as Δ t
i＞t
1The time, air-conditioning continues the full cold state of operation;
2. as Δ t
i≤t
1The time, operation of air conditioner half cold state;
(2) as Δ t
i≤t
3The time, operation of air conditioner half cold state 3 minutes recomputates indoor temperature t then
iWith design temperature t
sDifference DELTA t
i
1. as Δ t
i＞t
2The time, the full cold state of operation of air conditioner;
2. work as t
1＜Δ t
i≤t
2The time, air-conditioning continues operation half cold state;
3. as Δ t
i≤t
1The time, the operation of air conditioner ventilation state;
(2) work as t
1＜Δ t
o≤t
3The time, operation of air conditioner ventilation state 3 minutes, temperature t in the counting chamber then
iWith design temperature t
sDifference DELTA t
i
(1) as Δ t
i＞t
2The time, operation of air conditioner half cold state;
(2) work as t
1＜Δ t
i≤t
2The time, air-conditioning continues the operation ventilation state;
(3) as Δ t
i≤t
1The time, operation of air conditioner first order system warms up state;
(3) as Δ t
o＞t
3The time, the warm state of operation of air conditioner first order system 3 minutes, temperature t in the counting chamber then
iWith design temperature t
sDifference DELTA t
i
(1) as Δ t
i＞t
2The time, the operation of air conditioner ventilation state;
(2) work as t
1＜Δ t
i≤t
2The time, air-conditioning continues the warm state of operation first order system;
(3) as Δ t
i≤t
1The time, the warm state of operation of air conditioner second level system 3 minutes recomputates indoor temperature t then
iWith design temperature t
sDifference DELTA t
i
1. as Δ t
i＞t
2The time, operation of air conditioner first order system warms up state;
2. work as t
1＜Δ t
i≤t
2The time, air-conditioning continues the warm state of operation second level system;
3. as Δ t
i≤t
1The time, the warm full state of operation of air conditioner 3 minutes recomputates indoor temperature t then
iWith design temperature t
sDifference DELTA t
i
A, as Δ t
i＞t
2The time, operation of air conditioner second level system warms up state;
B, as Δ t
i≤t
2The time, air-conditioning continues the complete warm state of operation.
The said first difference temperature t
1Best value be-2 ℃, the said second difference temperature t
2Best value be 2 ℃, said the 3rd difference temperature t
3Best value be 5 ℃.
Beneficial effect of the present invention is following:
(1) can make the train indoor temperature more level off to design temperature, can fluctuatedly not fluctuate widely, make that the driver and conductor feels that comfortableness is better in the car.
(2) influence of consideration outdoor temperature, according to the difference of indoor temperature and design temperature, adjusting refrigeration step by step or system are warm, have avoided the unnecessary waste of the energy, environmental protection more economically.
Description of drawings
Below in conjunction with the accompanying drawing and the specific embodiment the present invention is done further detailed explanation.
Fig. 1 is a program flow diagram of the present invention.
The specific embodiment
Can know that by Fig. 1 performing step of the present invention is following:
Step 1, start moves air-conditioning automatically;
Step 3 judges whether the sensor of air-conditioning is normal, and when sensor fault, program changes fault mode over to and handles, otherwise carries out next step;
Step 4, a given design temperature t
s, at outdoor temperature and design temperature t
sUnder the normal situation, calculate design temperature t
sWith outdoor temperature t
oDifference DELTA t
oWhenever resetting a design temperature t
sThe time, need recomputate Δ t
o
(1) as Δ t
oIn the time of≤-2 ℃, temperature t in the counting chamber
iWith design temperature t
sDifference DELTA t
i
(1) as Δ t
iIn the time of＞5 ℃, show indoor temperature far above design temperature, at this moment the full cold state of operation of air conditioner continues to recomputate indoor temperature t after 3 minutes
iWith design temperature t
sDifference DELTA t
i
1. as Δ t
iIn the time of＞-2 ℃, show indoor temperature still far above design temperature, at this moment air-conditioning continues the full cold state of operation;
2. as Δ t
iIn the time of≤-2 ℃, show indoor temperature near design temperature, no longer need excessive refrigerating capacity, in order to avoid the low excessively situation of appearance temperature, air-conditioning redirect at this moment moves half cold state;
(2) as Δ t
iIn the time of≤5 ℃, show that indoor temperature is higher than design temperature, but be not that refrigerating capacity mutually far short of what is expected, too high causes that easily indoor temperature reduces fast that it is uncomfortable that the occupant feels, at this moment let operation of air conditioner half cold state 3 minutes, recomputate indoor temperature t then
iWith design temperature t
sDifference DELTA t
i
1. as Δ t
iIn the time of＞2 ℃, show that half cold state can't make indoor temperature reduce, air-conditioning need be to the adjustment of upper level refrigeration, at this moment lets the full cold state of operation of air conditioner;
2. as-2 ℃＜Δ t
iIn the time of≤2 ℃, show that the operation of half cold state can be kept indoor temperature basically and design temperature is consistent, refrigerating capacity is crossed conference and is caused that indoor temperature is low excessively, and the too small meeting of refrigerating capacity causes that indoor temperature uprises, and at this moment lets air-conditioning continue operation half cold state;
3. as Δ t
iIn the time of≤-2 ℃, show that indoor temperature reduces too much, refrigerating capacity is bigger than normal, at this moment lets air-conditioning jump to the operation ventilation state;
(2) as-2 ℃＜Δ t
oIn the time of≤5 ℃, show that outdoor temperature and design temperature are suitable, air-conditioning only need move ventilation state, makes room air mix with outdoor air, and indoor temperature and design temperature reach unanimity, and at this moment lets operation of air conditioner ventilation state 3 minutes, then temperature t in the counting chamber
iWith design temperature t
sDifference DELTA t
i
(1) as Δ t
iIn the time of＞2 ℃, show that ventilation state can't be that indoor temperature reduces, air-conditioning need be to the adjustment of upper level refrigerating state, at this moment lets operation of air conditioner half cold state;
(2) as-2 ℃＜Δ t
iIn the time of≤2 ℃, show that ventilation state can be kept indoor temperature basically and design temperature is consistent, refrigeration can cause that indoor temperature is low excessively, and system is warm can to cause that indoor temperature uprises, and at this moment lets air-conditioning continue the operation ventilation state;
(3) as Δ t
iIn the time of≤-2 ℃, show that indoor temperature reduces too much, at this moment let air-conditioning jump to the warm state of operation first order system;
(3) as Δ t
oIn the time of＞5 ℃, much relations are arranged owing to making the warm operation and the safety of vehicle, thus the warm increase step by step of system, avoid the too high heating capacity that causes of initial launch state excessive, cause potential safety hazard.At this moment let operation of air conditioner first order system warm up state 3 minutes, then temperature t in the counting chamber
iWith design temperature t
sDifference DELTA t
i
(1) as Δ t
iIn the time of＞2 ℃, show that the operation of the warm state of first order system is risen too much indoor temperature, at this moment let air-conditioning adjust, the operation ventilation state to next stage;
(2) as-2 ℃＜Δ t
iIn the time of≤2 ℃, show that the operation of the warm state of first order system can be kept indoor temperature basically with design temperature is consistent, ventilation state can cause that indoor temperature is low excessively, and second level system is warm can to cause that indoor temperature is too high, at this moment lets air-conditioning continue operation first order system and warms up state;
(3) as Δ t
iIn the time of≤-2 ℃, under the warm state of the first order system that is illustrated in, the variation of indoor temperature can not be satisfied the requirement of design temperature, at this moment lets operation of air conditioner second level system warm up state 3 minutes, recomputates indoor temperature t then
iWith design temperature t
sDifference DELTA t
i
1. as Δ t
iIn the time of＞2 ℃, show that the operation of the warm state of second level system is risen too much indoor temperature, at this moment let air-conditioning whole, the warm state of the first order system of promptly moving to next stage system warm color tone;
2. as-2 ℃＜Δ t
iIn the time of≤2 ℃, show that the operation of the warm state of second level system can be kept indoor temperature basically with design temperature is consistent, reduce heating capacity and can cause that indoor temperature is low excessively, increase heating capacity and can cause that indoor temperature is too high, at this moment let air-conditioning continue operation second level system and warm up state;
3. as Δ t
iIn the time of≤-2 ℃, under the warm state of the second level system that is illustrated in, the variation of indoor temperature can not be satisfied the requirement of design temperature, at this moment lets air-conditioning jump to the complete warm state of operation, continues to recomputate indoor temperature t after 3 minutes
iWith design temperature t
sDifference DELTA t
i
A, as Δ t
iIn the time of＞2 ℃, show that the operation of complete warm state is risen too much indoor temperature, at this moment let air-conditioning whole, the warm state of the second level system of promptly moving to next stage system warm color tone;
B, as Δ t
iIn the time of≤2 ℃, show that full operation of warming up state can be kept indoor temperature basically and design temperature is consistent, reduce heating capacity and can cause that indoor temperature is low excessively, at this moment let air-conditioning continue the full state that warms up of operation.
Explain below in conjunction with a concrete embodiment how method of the present invention realizes:
The indoor temperature control of Siemens X4 project adopts method of the present invention to realize.Design temperature be 18 ℃ to 26 ℃ adjustable, operational mode is chosen as automatically.
After the start, detect the difference DELTA t of design temperature and outdoor temperature
oDifference DELTA t with indoor temperature and design temperature
i, as Δ t
o≤-2 ℃ and Δ t
iIn the time of＞5 ℃, air-conditioning is carried out 680 refrigerating states, i.e. the full carrying row of refrigeration system.After moving 3 minutes under this state, if Δ t
i＞-2 ℃, then air-conditioning continues to carry out 680 refrigerating states; If Δ t
i≤-2 ℃, then air-conditioning is carried out 450 refrigerating states.
Air-conditioning is after moving 3 minutes under 450 refrigerating states, if Δ t
i＞2 ℃, operation of air conditioner 680 refrigerating states then; If-2 ℃＜Δ t
i≤2 ℃, then air-conditioning continues operation 450 refrigerating states; If Δ t
i≤-2 ℃, operation of air conditioner ventilation state then.
Air-conditioning moves 3 minutes under ventilation state after, if Δ t
i＞2 ℃, operation of air conditioner 450 refrigerating states then; If-2 ℃＜Δ t
i≤2 ℃, then air-conditioning continues the operation ventilation state; If Δ t
i≤-2 ℃, then operation of air conditioner 2.8KW system warms up state.
Air-conditioning is after moving 3 minutes under the warm state of 2.8KW system, if Δ t
i＞2 ℃, operation of air conditioner ventilation state then; If-2 ℃＜Δ t
i≤2 ℃, then air-conditioning continues the warm state of operation 2.8KW system; If Δ t
i≤-2 ℃, then operation of air conditioner 4.7 KW systems warm up state.
Air-conditioning is after moving 3 minutes under the warm state of 4.7 KW systems, if Δ t
i＞2 ℃, then operation of air conditioner 2.8KW system warms up state, if-2 ℃＜Δ t
i≤2 ℃, then air-conditioning continues the warm state of operation 4.7 KW systems; If Δ t
i≤-2 ℃ and start detect Δ t
o＞45 ℃, then the warm state of operation of air conditioner 7 KW systems warms up state otherwise continue operation 4.7 KW systems.
In sum, train air-conditioning indoor temperature control method provided by the invention can make air-conditioning more comfortable to the control of vehicle interior temperature, has avoided air conditioner refrigerating, has made the frequent transitions between warming up, and has prolonged the service life of air-conditioning; Cooling/heating is regulated step by step simultaneously, has also avoided the waste of the energy, more economically environmental protection.
Claims (2)
1. train indoor temperature control method is characterized in that its method step is following:
Step 1, start moves air-conditioning automatically;
Step 2 is judged the current operational mode of air-conditioning, when air-conditioning need transfer non-automatic operational mode to, and EP (end of program), otherwise carry out next step;
Step 3 judges whether the sensor of air-conditioning is normal, and when sensor fault, program changes fault mode over to and handles, otherwise carries out next step;
Step 4, a given design temperature t
s, at outdoor temperature t
oWith design temperature t
sUnder the normal situation, calculate design temperature t
sWith outdoor temperature t
oDifference t
o, t
o=t
s-t
oWhenever resetting a design temperature t
sThe time, need recomputate t
o
Step 5, the given first difference temperature t
1, the second difference temperature t
2With the 3rd difference temperature t
3, the said first difference temperature t
1Less than the second difference temperature t
2, the said second difference temperature t
2Less than the 3rd difference temperature t
3, then according to t
oSpan, the adjustment air-conditioning running status:
(1) works as t
o≤t
1The time, temperature t in the counting chamber
iWith design temperature t
sDifference t
i, t
i=t
i-t
s
(1) works as t
i＞t
3The time, the full cold state of operation of air conditioner 3 minutes recomputates indoor temperature t then
iWith design temperature t
sDifference t
i, t
i=t
i-t
s
(2) work as t
i≤t
3The time, operation of air conditioner half cold state 3 minutes recomputates indoor temperature t then
iWith design temperature t
sDifference t
i, t
i=t
i-t
s
(2) work as t
1＜t
o≤t
3The time, operation of air conditioner ventilation state 3 minutes, temperature t in the counting chamber then
iWith design temperature t
sDifference t
i, t
i=t
i-t
s
(1) works as t
i＞t
2The time, operation of air conditioner half cold state;
(2) work as t
1＜t
i≤t
2The time, air-conditioning continues the operation ventilation state;
(3) work as t
i≤t
1The time, operation of air conditioner first order system warms up state;
(3) work as t
o＞t
3The time, the warm state of operation of air conditioner first order system 3 minutes, temperature t in the counting chamber then
iWith design temperature t
sDifference t
i, t
i=t
i-t
s
(1) works as t
i＞t
2The time, the operation of air conditioner ventilation state;
(2) work as t
1＜t
i≤t
2The time, air-conditioning continues the warm state of operation first order system;
(3) work as t
i≤t
1The time, the warm state of operation of air conditioner second level system 3 minutes recomputates indoor temperature t then
iWith design temperature t
sDifference t
i, t
i=t
i-t
s
A, work as t
i＞t
2The time, operation of air conditioner second level system warms up state;
B, work as t
i≤t
2The time, air-conditioning continues the complete warm state of operation.
2. train indoor temperature control method according to claim 1 is characterized in that the said first difference temperature t
1Best value be-2 ℃, the said second difference temperature t
2Best value be 2 ℃, said the 3rd difference temperature t
3Best value be 5 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010106117561A CN102003774B (en) | 2010-12-29 | 2010-12-29 | Indoor temperature control method of train air-conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010106117561A CN102003774B (en) | 2010-12-29 | 2010-12-29 | Indoor temperature control method of train air-conditioner |
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| Publication Number | Publication Date |
|---|---|
| CN102003774A CN102003774A (en) | 2011-04-06 |
| CN102003774B true CN102003774B (en) | 2012-08-01 |
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|---|---|---|---|
| CN2010106117561A Expired - Fee Related CN102003774B (en) | 2010-12-29 | 2010-12-29 | Indoor temperature control method of train air-conditioner |
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| CN103029715B (en) * | 2012-12-31 | 2015-07-15 | 石家庄国祥运输设备有限公司 | Indoor temperature control method of subway vehicle |
| JP6416137B2 (en) | 2013-03-15 | 2018-10-31 | フィッシャー アンド ペイケル ヘルスケア リミテッド | Nasal cannula assembly and related parts |
| CN103868201A (en) * | 2014-03-21 | 2014-06-18 | 长春轨道客车股份有限公司 | High-speed motor train unit air conditioner control method suitable for high-cold environment |
| CN105157184B (en) * | 2015-10-15 | 2017-11-14 | 珠海格力电器股份有限公司 | Method and device for controlling operation of air conditioner |
| CN106740936B (en) * | 2017-01-04 | 2019-11-22 | 中车青岛四方机车车辆股份有限公司 | Air conditioning control method and device based on rail vehicle |
| CN108626851A (en) * | 2017-03-15 | 2018-10-09 | 其峰科技有限公司 | A kind of control method and air-conditioning equipment of air-conditioning equipment |
| CN108626852B (en) * | 2017-03-15 | 2021-05-28 | 苏州图威尔节能科技有限公司 | Control method of air conditioning equipment and air conditioning equipment |
| WO2019127201A1 (en) * | 2017-12-27 | 2019-07-04 | 中车长春轨道客车股份有限公司 | Rail train and air conditioning control system thereof |
| CN110131849B (en) * | 2018-02-09 | 2021-06-29 | 青岛海尔空调器有限总公司 | Control method and device for air conditioning system and control method and device for air conditioner |
| CN109028514A (en) * | 2018-07-20 | 2018-12-18 | 广东美的制冷设备有限公司 | Recognition methods, air-conditioning and the computer readable storage medium of sensor |
| CN109263673B (en) * | 2018-10-16 | 2019-10-01 | 石家庄国祥运输设备有限公司 | The autocontrol method of railway vehicle air conditioner system |
| CN109654691B (en) * | 2019-03-12 | 2019-06-07 | 新誉轨道交通科技有限公司 | Air conditioning control method, device, electronic equipment and computer readable storage medium |
| CN110553352B (en) * | 2019-09-12 | 2021-01-15 | 珠海格力电器股份有限公司 | Enthalpy increasing control method and system for air conditioning unit |
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| CN102003774A (en) | 2011-04-06 |
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