CN110044023A - The air-conditioning of applying electronic adaptive energy matching process - Google Patents
The air-conditioning of applying electronic adaptive energy matching process Download PDFInfo
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- CN110044023A CN110044023A CN201910328685.5A CN201910328685A CN110044023A CN 110044023 A CN110044023 A CN 110044023A CN 201910328685 A CN201910328685 A CN 201910328685A CN 110044023 A CN110044023 A CN 110044023A
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- 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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- Structures Of Non-Positive Displacement Pumps (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention discloses the air-conditioning of applying electronic adaptive energy matching process, be related to household, commercial use air conditioner, industrial refrigeration equipment technical field.Pass through the method for operation of the control compressor of electronics adaptive energy matching process, so that computer is obtained automatically by preset software, identification, verification, memory, match the status data of any operating point, any floor data of collecting device operation, and bad condition therein is screened, establish operation data library automatically in the extended menory of computer, in equipment running process, computer is by the data in automatic called data library, it is screened with current operating conditions and operating condition, automatically bad condition is skipped, guarantee refrigeration compressor, refrigeration equipment is long-term, the stable efficient operation section that is located at is run, eliminate the influence of bad condition, reduce the loss that refrigeration compressor occurs under bad condition, abrasion, failure, improve the service life of refrigeration compressor, guarantee refrigeration equipment steadily in the long term in high energy efficiency state.
Description
Technical field
The present invention relates to household, commercial use air conditioner, the technical field of industrial refrigeration equipment more particularly to applying electronic are adaptive
Should be able to flux matched method air-conditioning.
Background technique
Current existing centrifugal compressor at work, can be load be lower than 30% and/or pressure of inspiration(Pi) is lower than 3.0bar's
Surge phenomenon is generated under working environment, surge will damage the nominal situation of refrigeration compressor, and cause the mechanical stress of compressor
Damage.Such as in the case where water temperature is lower than 6 DEG C or room temperature is lower than 15 degree, 10,000 are used under the cooling condition of centrifugal compressor
It is possible to generate surge or noise, vibration biggish bad condition when the revolving speed turned, and ought in such circumstances, centrifugal compressed
It is possible to reduce or avoid surge area when using 7,000 turn of revolving speed under the cooling condition of machine, reduces noise, reduce not skilled worker
The influence of condition.
Traditional centrifugal compressor for this bad condition point can not automatic identification, memory and adjust automatically, only with
The ancillary measures such as hot-gas bypass are improved, but this will increase the energy consumption of equipment, so as to cause refrigeration equipment state at work
It is unstable, noise is larger, or even cause the mechanical damage of compressor.
Summary of the invention
Technical solution of the present invention provides the air-conditioning of applying electronic adaptive energy matching process, can make refrigerant compression
Machine especially centrifugal refigerating compressor can operate in high energy efficiency region steadily in the long term, and improve refrigeration compressor unfavorable
Operating adaptability under operating condition, guarantees the overall performance of refrigeration compressor.Specific technical solution is as follows:
The air-conditioning of applying electronic adaptive energy matching process includes described in electronics adaptive energy matching process and utilization
The air-conditioning of electronics adaptive energy matching process, the electronics adaptive energy matching process is the following steps are included: step 1: first
The operating condition of secondary operation air-conditioning, computer control compressor linearly accelerates to load 100% from load 0%, then computer
The operating condition for controlling compressor 100% linearly is decelerated to load 0% from load again, then computer identification, memory, acquisition,
Store refrigeration compressor any operative point process status data and external environment data, and by process-state data and external environment
Data store in computer storage and form operating state data library；Step 2: computer is by operating state data library
Data are verified with the normal data being preset in software database, are matched, and high-efficiency operation curve and high-efficiency operation area are established
Between, it is formed in the standardized data of any Operation Conditions, establishes the internal logical data model of refrigeration equipment；Step 3: pass through
Data in operating state data library are divided into high-efficiency operation data, common service data by internal logical data model, computer
With bad condition service data；Step 4: computer transfers internal logical data model, and driving refrigeration compressor avoids not skilled worker
Condition data run, and preferentially select high-efficiency operation data；Computer continues to obtain the data of operating condition and external environment, lays equal stress on
The drive manner of multiple step 1 to step 4 is operated.
By the method for operation of the control compressor of air conditioner of electronics adaptive energy matching process, so that computer passes through in advance
If software obtain, identify automatically, verifying, remembering, matching the status data of any operating point, any work of collecting device operation
Condition data, and bad condition therein is screened, establish operation data library automatically in the extended menory of computer,
In equipment running process, the data in automatic called data library are screened with current operating conditions and operating condition, are known by computer
Not, remember, match, revolving speed, guide vane angle, torque, compression ratio, throttle valve opening of adjust automatically refrigeration compressor etc. close
Key data skips bad condition automatically, and the efficient operation section that is located at for guaranteeing that refrigeration compressor, refrigeration equipment are long-term, stable is transported
Row eliminates the influence of bad condition, reduces loss, abrasion, failure that refrigeration compressor occurs under bad condition, improves refrigeration
The service life of compressor guarantees refrigeration equipment steadily in the long term in high energy efficiency state.
Specifically, for the first time operation air-conditioning include at least three times the operating condition of computer control compressor from loading 0% line
Property accelerate to load 100%, then the operating condition of computer control compressor is linearly decelerated to load from load 100% again
0%.
In such a way that at least circulation acceleration and deceleration operate three times, it is sufficient filling with the number of the data of operating condition and external environment
According to amount, so that computer realizes the comparison and accumulation of big data, to be further ensured that refrigeration equipment steadily in the long term in high energy efficiency
State.
Specifically, operating condition includes the fortune of centrifugal compressed machine rotor, blade and impeller under different compression ratios and revolving speed
Revolution evidence.
Compared with the prior art, the invention has the beneficial effects that: pass through the control of electronics adaptive energy matching process
The method of operation of compressor of air conditioner processed, so that computer is obtained automatically, identified, verified, being remembered by preset software, matched and appoint
The status data of meaning operating point, any floor data of collecting device operation, and bad condition therein is screened, it is counting
Automatically operation data library is established in the extended menory of calculation machine, in equipment running process, computer is by automatic called data library
In data, screened, identified, remembered, matched with current operating conditions and operating condition, adjust automatically refrigeration compressor turn
The critical datas such as speed, guide vane angle, torque, compression ratio, throttle valve opening skip bad condition automatically, guarantee refrigeration pressure
Long-term, the stable efficient operation section that is located at of contracting machine, refrigeration equipment is run, and is eliminated the influence of bad condition, is reduced refrigerant compression
Loss that machine occurs under bad condition, abrasion, failure improve the service life of refrigeration compressor, guarantee that refrigeration equipment is long-term
Stablize in high energy efficiency state.
Specific embodiment
The air-conditioning of applying electronic adaptive energy matching process, including electronics are provided in a specific embodiment of the invention
Adaptive energy matching process and the air-conditioning for utilizing the electronics adaptive energy matching process, the electronics adaptive energy
Method of completing the square is the following steps are included: step 1: running air-conditioning for the first time, the operating condition of computer control compressor is from loading 0% line
Property accelerate to load 100%, then the operating condition of computer control compressor is linearly decelerated to load from load 100% again
0%, then computer identifies, memory, obtains, stores refrigeration compressor any operative point process status data and external environment number
According to, and process-state data and the storage of external environment data in computer storage and are formed into operating state data library；Step
Rapid two: the data in operating state data library are verified with the normal data being preset in software database, are matched by computer,
High-efficiency operation curve and high-efficiency operation section are established, the standardized data of any Operation Conditions is formed in, establishes refrigeration equipment
Internal logical data model；Step 3: by internal logical data model, computer divides the data in operating state data library
For high-efficiency operation data, common service data and bad condition service data；Step 4: computer transfers internal logical data mould
Type, driving refrigeration compressor avoids bad condition data run, and preferentially selects high-efficiency operation data；Computer continues to obtain fortune
The data of row operating condition and external environment, and repeat step 1 to the drive manner of step 4 and operated.
By the method for operation of the control compressor of electronics adaptive energy matching process, so that computer is by preset
Software obtains automatically, identifies, verifying, remembering, matching the status data of any operating point, any operating condition number of collecting device operation
According to, and bad condition therein is screened, operation data library is established automatically in the extended menory of computer, in equipment
In operational process, computer by the data in automatic called data library, screened, identified with current operating conditions and operating condition,
Memory, matching, the keys such as revolving speed, guide vane angle, torque, compression ratio, throttle valve opening of adjust automatically refrigeration compressor
Data skip bad condition automatically, and the efficient operation section that is located at for guaranteeing that refrigeration compressor, refrigeration equipment are long-term, stable is run,
The influence of bad condition is eliminated, loss, abrasion, failure that refrigeration compressor occurs under bad condition are reduced, improves refrigeration pressure
The service life of contracting machine guarantees refrigeration equipment steadily in the long term in high energy efficiency state.
For the integrality of data in database, running air-conditioning for the first time includes at least fortune of computer control compressor three times
Turn state and linearly accelerate to load 100% from load 0%, then the operating condition of computer control compressor is again from load
100% is linearly decelerated to load 0%.
In such a way that at least circulation acceleration and deceleration operate three times, it is sufficient filling with the number of the data of operating condition and external environment
According to amount, so that computer realizes the comparison and accumulation of big data, to be further ensured that refrigeration equipment steadily in the long term in high energy efficiency
State.
Operating condition includes the service data of centrifugal compressed machine rotor, blade and impeller under different compression ratios and revolving speed.
In concrete operations, operational data include but is not limited to shaft power, output power, lateral thrust, neck thrust, blade tip linear velocity,
The service datas such as bearing temperature, blade angle, suction and discharge temperature, Suck and exhaust pressure, refrigerant vapour flow velocity.
The detection of the bad condition of refrigeration compressor is according to including: that running noise, mechanical oscillation, motor current, motor are negative
Lotus curve, motor shaft power, motor output power, Energy Efficiency Ratio COP, the small temperature difference of evaporator, the small temperature difference of condenser, chilled water flow
Amount, chilled water pressure, chilled water temperature, cooling water flow, cooling water pressure, cooling water temperature, compressor oil temperature, compressor oil
Position, evaporator sealing factor, Fouling in Condenser coefficient, compressor oil pressure difference, chilled water disengaging differential water pressures, cooling water pass in and out hydraulic pressure
Difference, chilled water disengaging water temperature difference, cooling water disengaging water temperature difference, compressor surge discrete value, guide vane aperture surge discrete value,
The small temperature difference surge discrete value of evaporating temperature surge discrete value, evaporator, evaporator saturation pressure surge discrete value, condenser temperature
The small temperature difference surge discrete value of surge discrete value, condenser, condenser saturation pressure surge discrete value, compressor current percentage
FLA% surge discrete value, evaporator leaving water temperature surge discrete value, leaving condenser water temperature surge discrete value, motor shaft power
Surge discrete value, motor rotary speed surge discrete value, motor output power surge discrete value, compressor air suction temperature surge are discrete
Value, suction pressure of compressor surge discrete value, compressor exhaust temperature surge discrete value, Compressor Discharge Pressure surge discrete value
Deng
Those skilled in the art will readily occur to of the invention its after considering specification and the invention invented here of practice
Its embodiment.This application is intended to cover any variations, uses, or adaptations of the invention, these modifications, purposes or
Person's adaptive change follows general principle of the invention and including common knowledge in the art of the invention or usual
Technological means.The description and examples are only to be considered as illustrative, and true scope and spirit of the invention are pointed out by claim.
It should be understood that the invention is not limited to the precision architectures being described above, and can not depart from
Its range carry out various modifications and changes.The scope of the present invention is limited only by the attached claims.
Claims (3)
1. the air-conditioning of applying electronic adaptive energy matching process, which is characterized in that including electronics adaptive energy matching process
With the air-conditioning using the electronics adaptive energy matching process, the electronics adaptive energy matching process includes following step
It is rapid:
Step 1: running the air-conditioning for the first time, and the operating condition of computer control compressor linearly accelerates to load from load 0%
100%, then the operating condition of computer control compressor is linearly decelerated to load 0% from load 100% again, then computer
Identification memory, obtains, storage refrigeration compressor any operative point process status data and external environment data, and by the mistake
Journey status data and the external environment data store in computer storage and form operating state data library；
Step 2: computer carries out the data in the operating state data library with the normal data being preset in software database
Verification, matching, establish high-efficiency operation curve and high-efficiency operation section, are formed in the standardized data of any Operation Conditions, establish
The internal logical data model of refrigeration equipment；
Step 3: by the internal logical data model, the data in the operating state data library are divided into height by computer
Imitate service data, common service data and bad condition service data；
Step 4: computer transfers the internal logical data model, and driving refrigeration compressor avoids the bad condition data
Operation, and preferentially select the high-efficiency operation data；
Computer continues to obtain the data of operating condition and external environment, and repeats step 1 to the drive manner of step 4 and carry out
Operating.
2. the air-conditioning of applying electronic adaptive energy matching process according to claim 1, which is characterized in that it is described for the first time
Operation air-conditioning includes that at least the operating condition of computer control compressor linearly accelerates to load 100% from load 0% three times, so
The operating condition of computer control compressor is linearly decelerated to load 0% from load 100% again afterwards.
3. the air-conditioning of applying electronic adaptive energy matching process according to claim 1, which is characterized in that the operation
Operating condition includes the service data of centrifugal compressed machine rotor, blade and impeller under different compression ratios and revolving speed.
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