CN106016619B - A kind of central air-conditioning intelligence detection method - Google Patents
A kind of central air-conditioning intelligence detection method Download PDFInfo
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- CN106016619B CN106016619B CN201610420273.0A CN201610420273A CN106016619B CN 106016619 B CN106016619 B CN 106016619B CN 201610420273 A CN201610420273 A CN 201610420273A CN 106016619 B CN106016619 B CN 106016619B
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- 238000004378 air conditioning Methods 0.000 title claims abstract description 107
- 238000001514 detection method Methods 0.000 title claims abstract description 20
- 238000010438 heat treatment Methods 0.000 claims description 17
- 238000005057 refrigeration Methods 0.000 claims description 17
- 238000012360 testing method Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 description 9
- 239000002699 waste material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000006467 substitution reaction 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
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
-
- 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
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
-
- 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
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/64—Electronic processing using pre-stored data
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fuzzy Systems (AREA)
- Mathematical Physics (AREA)
- Signal Processing (AREA)
- Life Sciences & Earth Sciences (AREA)
- Atmospheric Sciences (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention discloses a kind of central air-conditioning intelligence detection methods, the preset temperature value of actual temperature value and the room between a period of time back room is run by obtaining central air-conditioning, and actual temperature value is compared with preset temperature value, judge that central air-conditioning whether there is failure in the room further according to above-mentioned comparison result；If actual temperature value differs smaller close to preset temperature value, show that there is no failures, if actual temperature value differs larger with preset temperature value, exception is determined whether there is by following two mode again: first is that obtaining the actual temperature value in the room equal with the room preset temperature, if the room differs larger with the actual temperature value in comparison room, show that there may be failures for central air-conditioning branch in the room；Second is that allow the central air-conditioning in the room to work on obtains the actual temperature value in the room after a period of time again, if actual temperature value at this time differs larger with preset value, showing the central air-conditioning branch in the room, there may be failures.
Description
Technical field
The present invention relates to air-conditioning equipment abnormality detection technical field more particularly to a kind of central air-conditioning intelligence detection methods.
Background technique
With the rapid economic development in our country, central air-conditioning has been widely used in various heavy constructions, but it is very much
Central air-conditioning, because being negligent of safeguarding, can generate unit exception after operation several years, cause heating or refrigeration effect undesirable, influence
The use of user will also result in the waste of resource.Currently, the preservation & testing of central air-conditioning relies primarily on professional air-conditioning service personnel
Inspected periodically and safeguarded, but due to central air-conditioning installation and structure complexity and conditioner terminal air blower quantity compared with
More, detection efficiency is lower and higher cost.If where the problem of professional air-conditioning service personnel does not check central air-conditioning, only
Can be when user feel the refrigeration or problematic heating effect of air-conditioning, just to service personnel's inspection declaration, abnormal feelings of air-conditioning at this time
Condition often than more serious, had resulted in the waste of resource, has also affected the normal use of user.
Summary of the invention
Technical problems based on background technology, the invention proposes a kind of central air-conditioning intelligence detection methods.
Central air-conditioning intelligence detection method proposed by the present invention, comprising the following steps:
S1, the preset temperature value T for obtaining time point and the room that each room central air-conditioning brings into operation01、T02、T03、
T04……T0n；
S2, it obtains each room central air-conditioning and brings into operation t1The actual temperature value T in the room after time11、T12、T13、
T14……T1n；
S3, q room is chosen as test object, obtain the preset temperature value in any one room in above-mentioned q room
T0mAnd the room central air-conditioning brings into operation t1Actual temperature value T after time1m, and compare T0mWith T1mSize relation；
In the case where central air-conditioning is in refrigerating state:
If T1m≤T0m, show that the central air-conditioning in the room is in normal operating conditions；
If T1m>T0m, further judge T1mWith 3T0m/ 2 size relation: if T1m≥3T0m/ 2, it obtains pre- with the room
If the actual temperature value T in the equal room of temperature value1p, and judge T1pWith T1mSize relation, if T1m≥3T1p/ 2, show this
There may be refrigeration failures for the branch of the central air-conditioning in room, at this time send the room identification in the room and refrigeration fault message
To control centre；If T1m<3T0m/ 2, in the room, central air-conditioning brings into operation t2After time, the practical temperature in the room is obtained again
Angle value T1m', if T1m'≥6T0m/ 5, showing the branch of the central air-conditioning in the room, there may be refrigeration failures, at this time by the room
Room identification and refrigeration fault message be sent to control centre；
In the case where central air-conditioning is in heating state:
If T1m≥T0m, show that the central air-conditioning in the room is in normal operating conditions；
If T1m<T0m, further judge T1mWith 3T0m/ 4 size relation: if T1m≤3T0m/ 4, it obtains pre- with the room
If the actual temperature value T in the equal room of temperature value1p, and judge T1pWith T1mSize relation, if T1m≤3T1p/ 4, show this
There may be heating failures for the branch of the central air-conditioning in room, at this time send the room identification in the room and heating fault message
To control centre；If T1m>3T0m/ 4, in the room, central air-conditioning brings into operation t3After time, the practical temperature in the room is obtained again
Angle value T1m", if T1m”≤5T0m/ 6, show the branch of the central air-conditioning in the room there may be failure is heated, at this time by the room
Room identification and heating fault message be sent to control centre；
Wherein, T0mPreset temperature value, T for the room m1mIt brings into operation t for central air-conditioning in the room m1Reality after time
Temperature value, T1m' bring into operation t for central air-conditioning in the room m2Actual temperature value, T after time1m" it is central air-conditioning in the room m
Bring into operation t3Actual temperature value after time, and t1<t2、t1<t3；
Wherein, 1≤q≤n, 1≤m≤n, 1≤p≤n.
Preferably, using the actual temperature in temperature sensor detection room in each room.
Preferably, multiple temperature sensors are installed, and the actual temperature in the room is institute in the room in each room
There is the average value of the detected value of temperature sensor.
Preferably, the room identification includes building generic term for a building, e. g. Apartment, store, a movie theater, etc., floor number and the room number in the room.
The present invention runs the default temperature of actual temperature value and the room between a period of time back room by obtaining central air-conditioning
Angle value, and actual temperature value is compared with preset temperature value, if actual temperature value is close to the heating or system of preset temperature value
Cold effect shows that the central air-conditioning in the room is in normal operating conditions；If actual temperature value and preset temperature value phase in room
Difference is larger, and showing the central air-conditioning branch in the room, there may be operation irregularities, to determine whether there is operation irregularity, the present invention
It is detected using whether central air-conditioning branch of the two schemes to the room works normally, first is that obtaining and the default temperature in the room
The actual temperature in the equal room of angle value shows the central air-conditioning branch in the room if above-mentioned two actual temperature value difference is larger
There may be exceptions on road, and the room identification in the room and fault message are sent to control centre at this time；Second is that allowing central air-conditioning
A period of time is continued to run, then obtains the actual temperature value in the room, if actual temperature value still differs larger with ideal value,
Showing the central air-conditioning branch in the room, there may be exceptions, and the room identification in the room and fault message are sent to control at this time
Center processed avoids the waste of resource to remind professional to overhaul this failure while user-friendly.
Detailed description of the invention
Fig. 1 is a kind of step schematic diagram of central air-conditioning intelligence detection method.
Specific embodiment
As shown in FIG. 1, FIG. 1 is a kind of central air-conditioning intelligence detection methods proposed by the present invention.
Referring to Fig.1, central air-conditioning intelligence detection method proposed by the present invention, comprising the following steps:
S1, the preset temperature value T for obtaining time point and the room that each room central air-conditioning brings into operation01、T02、T03、
T04……T0n；
S2, it obtains each room central air-conditioning and brings into operation t1The actual temperature value T in the room after time11、T12、T13、
T14……T1n；For guarantee detection unicity, exclude the central air-conditioning working time compared with short-range missile cause temperature change it is unconspicuous because
Element, above-mentioned t1Time are as follows: under central air-conditioning normal operation, it is sufficient to the actual temperature value in room be made to reach or approach this
The time of the preset temperature value in room；
S3, q room is chosen as test object, obtain the preset temperature value in any one room in above-mentioned q room
T0mAnd the room central air-conditioning brings into operation t1Actual temperature value T after time1m, and compare T0mWith T1mSize relation；Its
In, T0mPreset temperature value, T for the room m1mIt brings into operation t for central air-conditioning in the room m1Actual temperature value after time；
Since central air-conditioning has two kinds of functions of refrigeration and heating, below in two kinds of situation to central air-conditioning with the presence or absence of event
Barrier is detected:
One, in the case where central air-conditioning is in refrigerating state:
If T1m≤T0m, show in the room that central air-conditioning brings into operation t1Actual temperature value after time has reached the room
Between preset temperature value, the refrigeration effect of central air-conditioning is preferable, i.e., the central air-conditioning in the room is in normal operating conditions；
If T1m>T0m, show in the room that central air-conditioning brings into operation t1This has not been reached yet in actual temperature value after time
The preset temperature value in room whether there is failure to detect central air-conditioning in the room, then further judge T1mWith 3T0m/ 2
Size relation: if T1m≥3T0m/ 2, show that the actual temperature value in the room differs larger with preset temperature value, i.e., in the room
The refrigeration effect of central air-conditioning is undesirable, it is understood that there may be problem imagines correctness to verify this, obtains center in comparison room
Air-conditioning brings into operation t1Actual temperature value T after time1p, and the default temperature of the preset temperature value in above-mentioned comparison room and the room
Angle value is equal；And judge T1pWith T1mSize relation, if T1m≥3T1p/ 2, show it is identical in preset temperature, and central hollow allocate and transport
In row time identical situation, the actual temperature in the room differs larger with the actual temperature in comparison room, shows the room
Between central air-conditioning branch there may be refrigeration failure, at this time by the room identification in the room with freeze fault message be sent to
Control centre is conducive to professional and overhauls in time to the central air-conditioning branch in the room；If T1m<3T0m/ 2, show
Central air-conditioning is in the t that brings into operation in the room1After time, the temperature reduction degree in the room is unobvious, to guarantee detection
Validity allows the central air-conditioning in room a period of time that works on to observe temperature change in room again, in room center
Air-conditioning brings into operation t2After time, the actual temperature value T in the room is obtained again1m', above-mentioned t2Time is greater than t1Twice of time,
In t2In time, the temperature in the room is enough to be down to preset temperature value, if T1m'≥6T0m/ 5, show the central hollow in the room
Adjust refrigeration effect unobvious, it is possible to which there are refrigeration failures, at this time send the room identification in the room and refrigeration fault message
To control centre, to remind professional to overhaul in time to the central air-conditioning in the room, to guarantee user in the room
Normal use；
Two, in the case where central air-conditioning is in heating state:
If T1m≥T0m, show in the room that central air-conditioning brings into operation t1Actual temperature value after time has reached the room
Between preset temperature value, the heating effect of central air-conditioning is preferable, i.e., the central air-conditioning in the room is in normal operating conditions；
If T1m<T0m, show in the room that central air-conditioning brings into operation t1This has not been reached yet in actual temperature value after time
The preset temperature value in room whether there is failure to detect central air-conditioning in the room, then further judge T1mWith 3T0m/ 4
Size relation: if T1m≤3T0m/ 4, show that the actual temperature value in the room differs larger with preset temperature value, i.e., in the room
The heating effect of central air-conditioning is undesirable, it is understood that there may be problem imagines correctness to verify this, obtains center in comparison room
Air-conditioning brings into operation t1Actual temperature value T after time1p, and the default temperature of the preset temperature value in above-mentioned comparison room and the room
Angle value is equal；And judge T1pWith T1mSize relation, if T1m≤3T1p/ 4, show it is identical in preset temperature, and central hollow allocate and transport
In row time identical situation, the actual temperature in the room differs larger with the actual temperature in comparison room, shows the room
Between central air-conditioning branch there may be heating failure, at this time by the room identification in the room with heat fault message be sent to
Control centre is conducive to professional and overhauls in time to the central air-conditioning branch in the room；If T1m>3T0m/ 4, show
Central air-conditioning is in the t that brings into operation in the room1After time, the temperature elevated-levels in the room are unobvious, to guarantee detection
Validity allows the central air-conditioning in room a period of time that works on to observe temperature change in room again, in room center
Air-conditioning brings into operation t3After time, the actual temperature value T in the room is obtained again1m", above-mentioned t3Time is greater than t1Twice of time,
In t3In time, the temperature in the room is enough to be increased to preset temperature value, if T1m”≤5T0m/ 6, show the central hollow in the room
It is unobvious to modulate thermal effect, it is possible to which there are heating failures, at this time send the room identification in the room and heating fault message
To control centre, to remind professional to overhaul in time to the central air-conditioning in the room, to guarantee user in the room
Normal use；
Wherein, T0mPreset temperature value, T for the room m1mIt brings into operation t for central air-conditioning in the room m1Reality after time
Temperature value, T1m' bring into operation t for central air-conditioning in the room m2Actual temperature value, T after time1m" it is central air-conditioning in the room m
Bring into operation t3Actual temperature value after time, and t1<t2、t1<t3；
Wherein, 1≤q≤n, 1≤m≤n, 1≤p≤n.
Above-mentioned room identification includes building generic term for a building, e. g. Apartment, store, a movie theater, etc., floor number and the room number in the room；By carrying out detailed mark to room
Know, in certain rooms central air-conditioning there are when failure, being conducive to professional quickly to judge to be out of order the specific location in room,
Failure is overhauled in time.
In present embodiment, using the actual temperature in temperature sensor detection room in each room；Due to empty in room
Between it is larger, multiple temperature sensors can be installed in each room, and the actual temperature in the room takes all temperature in the room
Spend the average value of the detected value of sensor；So, it is ensured that the validity that actual temperature in each room detects, avoid single temperature
Spend the sensor drawback inaccurate when detecting temperature in room.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (4)
1. a kind of central air-conditioning intelligence detection method, which comprises the following steps:
S1, the preset temperature value T for obtaining time point and the room that each room central air-conditioning brings into operation01、T02、T03、
T04……T0n；
S2, it obtains each room central air-conditioning and brings into operation t1The actual temperature value T in the room after time11、T12、T13、
T14……T1n；
S3, q room is chosen as test object, obtain the preset temperature value T in any one room in above-mentioned q room0mAnd
The room central air-conditioning brings into operation t1Actual temperature value T after time1m, and compare T0mWith T1mSize relation；
In the case where central air-conditioning is in refrigerating state:
If T1m≤T0m, show that the central air-conditioning in the room is in normal operating conditions；
If T1m>T0m, further judge T1mWith 3T0m/ 2 size relation:
If T1m≥3T0m/ 2, obtain the actual temperature value T in the room equal with the preset temperature value in the room1p, and judge T1pWith
T1mSize relation, if T1m≥3T1p/ 2, showing the central air-conditioning in the room, there may be refrigeration failures, at this time by the room
Room identification and refrigeration fault message are sent to control centre；If T1m<3T0m/ 2, in the room, central air-conditioning brings into operation t2When
Between after, obtain the actual temperature value T in the room again1m', if T1m'≥6T0m/ 5, show the central air-conditioning in the room there may be
The room identification in the room and refrigeration fault message are sent to control centre at this time by refrigeration failure；
In the case where central air-conditioning is in heating state:
If T1m≥T0m, show that the central air-conditioning in the room is in normal operating conditions；
If T1m<T0m, further judge T1mWith 3T0m/ 4 size relation:
If T1m≤3T0m/ 4, obtain the actual temperature value T in the room equal with the preset temperature value in the room1p, and judge T1pWith
T1mSize relation, if T1m≤3T1p/ 4, show the central air-conditioning in the room there may be failure is heated, at this time by the room
Room identification and heating fault message are sent to control centre；If T1m>3T0m/ 4, in the room, central air-conditioning brings into operation t3When
Between after, obtain the actual temperature value T in the room again1m", if T1m”≤5T0m/ 6, show the central air-conditioning in the room there may be
Failure is heated, the room identification in the room and heating fault message are sent to control centre at this time；
Wherein, T0mPreset temperature value, T for the room m1mIt brings into operation t for central air-conditioning in the room m1Actual temperature after time
Value, T1m' bring into operation t for central air-conditioning in the room m2Actual temperature value, T after time1m" it is that central air-conditioning starts in the room m
Run t3Actual temperature value after time, and t1<t2、t1<t3；
Wherein, 1≤q≤n, 1≤m≤n, 1≤p≤n.
2. central air-conditioning intelligence detection method according to claim 1, which is characterized in that use temperature sensing in each room
Device detects the actual temperature in room.
3. central air-conditioning intelligence detection method according to claim 1, which is characterized in that be equipped with multiple temperature in each room
Sensor is spent, and the actual temperature in the room is the average value of the detected value of all temperature sensors in the room.
4. central air-conditioning intelligence detection method according to claim 1, which is characterized in that the room identification includes should
Building generic term for a building, e. g. Apartment, store, a movie theater, etc., floor number and the room number in room.
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| CN201610420273.0A CN106016619B (en) | 2016-06-13 | 2016-06-13 | A kind of central air-conditioning intelligence detection method |
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| CN106016619B true CN106016619B (en) | 2019-06-04 |
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| CN110296500B (en) * | 2019-07-10 | 2020-10-02 | 珠海格力电器股份有限公司 | Unit maintenance requirement determining method and device based on user tolerance condition and air conditioner |
| CN110567085B (en) * | 2019-08-01 | 2020-10-23 | 珠海格力电器股份有限公司 | Air conditioner monitoring method and device and air conditioner |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002267233A (en) * | 2001-03-12 | 2002-09-18 | Matsushita Electric Ind Co Ltd | Air-conditioning apparatus |
| JP2003176936A (en) * | 2001-12-11 | 2003-06-27 | Espec Corp | Device and method for temperature control of environmental tester |
| CN102692066A (en) * | 2012-06-14 | 2012-09-26 | 四川长虹空调有限公司 | Fault diagnosis control system for variable-frequency air conditioner and control method of fault diagnosis control system |
| WO2013108290A1 (en) * | 2012-01-18 | 2013-07-25 | 三菱電機株式会社 | Air conditioner |
| CN104949271A (en) * | 2015-06-15 | 2015-09-30 | 小米科技有限责任公司 | Method and device for monitoring temperature adjusting device |
-
2016
- 2016-06-13 CN CN201610420273.0A patent/CN106016619B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002267233A (en) * | 2001-03-12 | 2002-09-18 | Matsushita Electric Ind Co Ltd | Air-conditioning apparatus |
| JP2003176936A (en) * | 2001-12-11 | 2003-06-27 | Espec Corp | Device and method for temperature control of environmental tester |
| WO2013108290A1 (en) * | 2012-01-18 | 2013-07-25 | 三菱電機株式会社 | Air conditioner |
| CN102692066A (en) * | 2012-06-14 | 2012-09-26 | 四川长虹空调有限公司 | Fault diagnosis control system for variable-frequency air conditioner and control method of fault diagnosis control system |
| CN104949271A (en) * | 2015-06-15 | 2015-09-30 | 小米科技有限责任公司 | Method and device for monitoring temperature adjusting device |
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