CN110304502A - A kind of control method and system of the radiator fan for villa elevator control cabinet - Google Patents

A kind of control method and system of the radiator fan for villa elevator control cabinet Download PDF

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Publication number
CN110304502A
CN110304502A CN201910629768.8A CN201910629768A CN110304502A CN 110304502 A CN110304502 A CN 110304502A CN 201910629768 A CN201910629768 A CN 201910629768A CN 110304502 A CN110304502 A CN 110304502A
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China
Prior art keywords
radiator
temperature
motor
preset
true
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Granted
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CN201910629768.8A
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Chinese (zh)
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CN110304502B (en
Inventor
田清和
郑伟
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Shenzhen Hpmont Technology Co Ltd
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Shenzhen Hpmont Technology Co Ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B1/00Control systems of elevators in general
    • B66B1/02Control systems without regulation, i.e. without retroactive action
    • B66B1/06Control systems without regulation, i.e. without retroactive action electric
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B1/00Control systems of elevators in general
    • B66B1/34Details, e.g. call counting devices, data transmission from car to control system, devices giving information to the control system
    • B66B1/3415Control system configuration and the data transmission or communication within the control system
    • B66B1/3423Control system configuration, i.e. lay-out
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D27/00Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
    • F04D27/008Stop safety or alarm devices, e.g. stop-and-go control; Disposition of check-valves
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05DINDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2270/00Control
    • F05D2270/30Control parameters, e.g. input parameters
    • F05D2270/303Temperature
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B50/00Energy efficient technologies in elevators, escalators and moving walkways, e.g. energy saving or recuperation technologies

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  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Elevator Control (AREA)

Abstract

A kind of control method and system of the radiator fan for villa elevator control cabinet, are related to elevator control cabinet field of radiating.Due to the frequency converter stalling current and frequency converter busbar voltage by obtaining elevator, to calculate braking resistor power, the true temperature of radiator is obtained simultaneously, temperature is estimated with the true temperature according to braking resistor power and radiator come calculate radiator, further according to the true temperature for estimating temperature and radiator of radiator, control the working condition of the motor and radiator fan for driving elevator to run, so that the control cabinet of villa elevator can not only guarantee heat dissipation effect, but also the operation noise of elevator can be reduced.

Description

A kind of control method and system of the radiator fan for villa elevator control cabinet
Technical field
The present invention relates to elevator control cabinet field of radiating, and in particular to a kind of radiator wind for villa elevator control cabinet The control method and system of fan.
Background technique
Elevator control cabinet is the device for controlling elevator operation, is typically placed in elevator(lift) machine room, machine-roomless lift Control cabinet is placed in hoistway, and multiple functional components are provided in control cabinet, for the safe operation for guaranteeing elevator, is worked in elevator When need to radiate to these functional components, such as the braking resistor of elevator in the operational process of elevator needs energy to disappear Consumption is in the braking resistor, therefore control cabinet is just necessarily provided with radiator, and radiator includes cooling fin and fan, and fan is for mentioning The heat dissipation effect of high radiator.
In recent years, with the development of China's economic, villa elevator is had obtained relatively broad application, but villa elevator is general Space is all restricted, thus the structure of the control cabinet of villa elevator all design it is small and exquisite and compact.In the prior art, in order to The heat dissipation effect for guaranteeing villa elevator control cabinet is always maintained at radiator fan in elevator operation and works, however villa elevator Operation noise to elevator is that have relatively high requirement, and radiator fan, which works always, is unfavorable for the noise reduction of villa elevator, institute It can not only guarantee the heat dissipation effect of villa elevator control cabinet to need to provide a kind of method, but also the operation noise of elevator can be reduced.
Summary of the invention
The invention mainly solves the technical problem of providing a kind of controls of radiator fan for villa elevator control cabinet Method and system processed can not only guarantee the heat dissipation effect of villa elevator control cabinet, but also can reduce the operation noise of elevator.
According in a first aspect, providing a kind of control of radiator fan for villa elevator control cabinet in a kind of embodiment Method, comprising:
The frequency converter stalling current and frequency converter busbar voltage of elevator are obtained, to calculate braking resistor power;
Obtain the true temperature of radiator;
According to the true temperature of the braking resistor power and the radiator, calculate radiator estimates temperature;
According to the true temperature for estimating temperature and the radiator of the radiator, control is for driving the elevator to transport The working condition of capable motor and the radiator fan.
Further, the true temperature that temperature is the radiator of estimating of the radiator adds the braking resistor power With the product of a preset temperature coefficient.
Further, when the radiator is when estimating temperature greater than the first preset temperature, the operation for reducing the motor is fast Spend and extend the downtime of the motor;
When the radiator is when estimating temperature less than the first preset temperature and being greater than the second preset temperature, control is described to be dissipated Hot device fan keeps work;
When the radiator is when estimating temperature less than the second preset temperature, the true temperature according to the radiator is controlled The working condition of the motor and the radiator fan.
Further, it when the true temperature of the radiator is less than third preset temperature, controls the radiator fan and stops Only work;
When the true temperature of the radiator is greater than third preset temperature less than four preset temperatures, the heat dissipation is controlled Device fan works in the motor operation, and extends the downtime of the motor;
When the true temperature of the radiator is greater than four preset temperatures, controls the radiator fan and keeps work, And extend the downtime of the motor.
Further, the 4th preset temperature is not more than the first preset temperature.
According to second aspect, a kind of control of radiator fan for villa elevator control cabinet is provided in a kind of embodiment Method, comprising:
Obtain the true temperature of radiator;
According to the true temperature for estimating temperature and the radiator of the radiator, control is for driving the elevator to transport The working condition of capable motor and the radiator fan;
When the true temperature of the radiator is less than third preset temperature, controls the radiator fan and stop working;
When the true temperature of the radiator is greater than third preset temperature less than four preset temperatures, the heat dissipation is controlled Device fan works in the motor operation, and extends the downtime of the motor;
When the true temperature of the radiator is greater than four preset temperatures, controls the radiator fan and keeps work, And extend the downtime of the motor.
According to the third aspect, a kind of control of radiator fan for villa elevator control cabinet is provided in a kind of embodiment System, comprising:
Temperature sensor, for monitoring the temperature of radiator;
Power monitor, for monitoring the frequency converter stalling current and frequency converter busbar voltage of the elevator, to calculate system Dynamic resistor power;
Controller, for according to the radiator temperature and the braking resistor power obtain radiator and estimate temperature Degree is also used to the true temperature for estimating temperature and the radiator according to the radiator, controls for driving the elevator The working condition of the motor of operation and the radiator fan;
When the radiator is when estimating temperature greater than the first preset temperature, the controller reduces the operation of the motor Speed and the downtime for extending the motor;
When the radiator estimate temperature less than the first preset temperature and be greater than the second preset temperature when, the controller It controls the radiator fan and keeps work;
When the radiator is when estimating temperature less than the second preset temperature, the controller is true according to the radiator Real temperature controls the working condition of the motor and the radiator fan.
Further, the true temperature that temperature is the radiator of estimating of the radiator adds the braking resistor power With the product of a preset temperature coefficient.
The controller controls the work of the motor and the radiator fan according to the true temperature of the radiator State, comprising:
When the true temperature of the radiator is less than third preset temperature, the controller controls the radiator fan It stops working;
When the true temperature of the radiator is greater than third preset temperature less than four preset temperatures, the controller control Radiator fan work in the motor operation is made, and extends the downtime of the motor;
When the true temperature of the radiator is greater than four preset temperatures, the controller controls the radiator fan Work is kept, and extends the downtime of the motor.
According to the third aspect, a kind of control of radiator fan for villa elevator control cabinet is provided in a kind of embodiment System, comprising:
Temperature sensor, for monitoring the temperature of radiator;
Controller, for controlling the work of the motor and the radiator fan according to the true temperature of the radiator State;
When the true temperature of the radiator is less than third preset temperature, the controller controls the radiator fan It stops working;
When the true temperature of the radiator is greater than third preset temperature less than four preset temperatures, the controller control Radiator fan work in the motor operation is made, and extends the downtime of the motor;
When the true temperature of the radiator is greater than four preset temperatures, the controller controls the radiator fan Work is kept, and extends the downtime of the motor.
The control method and device of a kind of radiator fan for villa elevator control cabinet according to above-described embodiment, by In frequency converter stalling current and frequency converter busbar voltage by obtaining elevator, to calculate braking resistor power, while obtaining and dissipating The true temperature of hot device calculates the temperature of estimating of radiator with the true temperature according to braking resistor power and radiator, then According to the true temperature for estimating temperature and radiator of radiator, motor and radiator fan for driving elevator to run are controlled Working condition so that the control cabinet of villa elevator can not only guarantee heat dissipation effect, but also the operation noise of elevator can be reduced.
Detailed description of the invention
Fig. 1 is the flow diagram in an embodiment for the control method of the radiator fan of villa elevator control cabinet;
Fig. 2 is that radiator fan working condition and radiator estimate temperature relation schematic diagram in an embodiment;
Fig. 3 is radiator fan working condition and radiator true temperature relation schematic diagram in an embodiment;
Fig. 4 is the process signal in another embodiment for the control method of the radiator fan of villa elevator control cabinet Figure;
Fig. 5 is the structural representation in another embodiment for the control system of the radiator fan of villa elevator control cabinet Figure;
Fig. 6 is the structural representation in another embodiment for the control system of the radiator fan of villa elevator control cabinet Figure.
Specific embodiment
Below by specific embodiment combination attached drawing, invention is further described in detail.Wherein different embodiments Middle similar component uses associated similar element numbers.In the following embodiments, many datail descriptions be in order to The application is better understood.However, those skilled in the art can recognize without lifting an eyebrow, part of feature It is dispensed, or can be substituted by other elements, material, method in varied situations.In some cases, this Shen Please it is relevant it is some operation there is no in the description show or describe, this is the core in order to avoid the application by mistake More descriptions are flooded, and to those skilled in the art, these relevant operations, which are described in detail, not to be necessary, they Relevant operation can be completely understood according to the general technology knowledge of description and this field in specification.
It is formed respectively in addition, feature described in this description, operation or feature can combine in any suitable way Kind embodiment.Meanwhile each step in method description or movement can also can be aobvious and easy according to those skilled in the art institute The mode carry out sequence exchange or adjustment seen.Therefore, the various sequences in the description and the appended drawings are intended merely to clearly describe a certain A embodiment is not meant to be necessary sequence, and wherein some sequentially must comply with unless otherwise indicated.
It is herein component institute serialization number itself, such as " first ", " second " etc., is only used for distinguishing described object, Without any sequence or art-recognized meanings.And " connection ", " connection " described in the application, unless otherwise instructed, include directly and It is indirectly connected with (connection).
In embodiments of the present invention, by obtaining the frequency converter stalling current and frequency converter busbar voltage of elevator, to calculate Braking resistor power, while the true temperature of radiator is obtained, to come according to the true temperature of braking resistor power and radiator Calculate radiator estimates temperature, further according to the true temperature for estimating temperature and radiator of radiator, controls for driving electricity The motor of ladder operation and the working condition of radiator fan, so that the control cabinet of villa elevator can not only guarantee heat dissipation effect, but also The operation noise of elevator can be reduced.
Embodiment one:
Referring to FIG. 1, for the process in an embodiment for the control method of the radiator fan of villa elevator control cabinet Schematic diagram, this method comprises:
Step 1 obtains braking resistor power.
The frequency converter stalling current and frequency converter busbar voltage of elevator are obtained, to calculate braking resistor power.In elevator In operational process, elevator is needed a part of power consumption in braking resistor, and the electric energy is converted thermal energy by braking resistor Mode consumes energy, so braking resistor can generate a large amount of heat.Therefore the temperature rise of braking resistor can bring entire control cabinet Temperature increases, and the temperature that the raising of control cabinet temperature will lead to internal component increases, this can to the electronic component of elevator Adverse effect is brought by operation, if component temperature is excessively high, and then may bring component failure, so as to cause bigger event Barrier occurs.The electric current for flowing through braking resistor is the frequency converter stalling current of elevator, and the voltage at braking resistor both ends is that frequency converter is female Line voltage obtains the power that braking resistor can be calculated after frequency converter stalling current and frequency converter busbar voltage.
Step 2 obtains the true temperature of radiator.
Obtain the true temperature of radiator.Radiator includes cooling fin and fan, and fan is used to improve the heat dissipation of radiator Effect.In one embodiment, temperature sensor is arranged in the true temperature that radiator is obtained on the cooling fin of radiator.
Step 3, calculate radiator estimates temperature.
According to the true temperature of braking resistor power and radiator, calculate radiator estimates temperature.Radiator is estimated Temperature is that the true temperature of radiator adds the product of braking resistor power and a preset temperature coefficient.System is obtained as follows Dynamic device estimates temperature T2:
T2=P*K+T1,
Wherein, T1 is the true temperature of radiator, and P is braking resistor power, and K is preset temperature coefficient, and T2 is braking Device estimates temperature.
Because the origin of heat of radiator is mainly from braking resistor, thus the real-time power of braking resistor will have a direct impact on it is scattered The variation of hot device future temperature, i.e. the power of braking resistor is higher, and the thermal energy of conversion will be more, then the temperature of radiator will It increases, the raised degree of temperature is directly proportional to braking resistor power.
Step 4 according to true temperature and estimates temperature control elevator operation.
Referring to FIG. 2, estimating temperature relation schematic diagram, root for radiator fan working condition in an embodiment and radiator According to the true temperature for estimating temperature and radiator of radiator, motor and radiator fan of the control for driving elevator to run Working condition, comprising:
When radiator is when estimating temperature T2 greater than the first preset temperature, the speed of service and the extension for reducing elevator motor are electric The downtime of terraced motor.
When radiator estimate temperature T2 less than the first preset temperature and be greater than the second preset temperature when, control radiator wind Fan keeps work.
When radiator is when estimating temperature T2 less than the second preset temperature, the true temperature T1 according to radiator controls elevator The working condition of motor and radiator fan.
Referring to FIG. 3, for radiator fan working condition in an embodiment and radiator true temperature relation schematic diagram, according to According to the working condition of true temperature the control elevator motor and radiator fan of radiator, comprising:
When the true temperature T1 of radiator is less than third preset temperature, control radiator fan stops working.
When the true temperature T1 of the radiator is greater than third preset temperature less than four preset temperatures, radiator is controlled Fan works when elevator motor is run, and extends the downtime of elevator motor.
When the true temperature T1 of radiator is greater than four preset temperatures, control radiator fan keeps work, and extends The downtime of elevator motor.
In one embodiment, the 4th preset temperature is not more than the first preset temperature.
In the present embodiment, by obtaining the frequency converter stalling current and frequency converter busbar voltage of elevator, to calculate braking Resistor power, while obtaining the true temperature of radiator is calculated with true temperature according to braking resistor power and radiator Radiator estimates temperature, further according to the true temperature for estimating temperature and radiator of radiator, controls for driving elevator to transport The working condition of capable motor and radiator fan so that the control cabinet of villa elevator can not only guarantee heat dissipation effect, but also can reduce The operation noise of elevator.
Embodiment two:
Referring to FIG. 4, for the stream in another embodiment for the control method of the radiator fan of villa elevator control cabinet Journey schematic diagram, this method comprises:
Step 1 obtains the true temperature of radiator.
Radiator includes cooling fin and fan, and fan is used to improve the heat dissipation effect of radiator.In one embodiment, by temperature The true temperature that radiator is obtained on the cooling fin of radiator is arranged in sensor.
Step 2, according to true temperature control motor and fan.
True temperature control according to the radiator is for driving the motor and the radiator wind of the elevator operation The working condition of fan;
When the true temperature of radiator is less than third preset temperature, control radiator fan stops working.
When the true temperature of radiator is greater than third preset temperature less than four preset temperatures, control radiator fan exists Elevator motor works when running, and extends the downtime of elevator motor.
When the true temperature of radiator is greater than four preset temperatures, control radiator fan keeps work, and extends electricity The downtime of terraced motor.
Embodiment three:
Referring to FIG. 5, for the knot in another embodiment for the control system of the radiator fan of villa elevator control cabinet Structure schematic diagram, the system include power monitor 10, temperature sensor 20 and controller 30.Temperature sensor 20 is scattered for monitoring The temperature of hot device.Power monitor 10 is used to monitor the frequency converter stalling current and frequency converter busbar voltage of elevator, to calculate system Dynamic resistor power.Controller 30, which is used to obtain radiator according to the temperature and braking resistor power of radiator, estimates temperature, also For the true temperature for estimating temperature and radiator according to radiator, the motor 50 for driving elevator to run and heat dissipation are controlled The working condition of device fan 40.When radiator is when estimating temperature greater than the first preset temperature, controller 30 reduces motor 50 The speed of service and the downtime for extending motor 50.When radiator estimate temperature less than the first preset temperature and to be greater than second pre- If when temperature, controller 50 controls radiator fan 40 and keeps work.Temperature is estimated less than the second preset temperature when radiator When, working condition of the controller 30 according to true temperature the control motor 50 and radiator fan 40 of radiator.Wherein, radiator Estimate temperature be radiator true temperature add braking resistor power and a preset temperature coefficient product.One embodiment In, working condition of the controller 30 according to true temperature the control motor 50 and radiator fan 40 of radiator, comprising:
When the true temperature of radiator is less than third preset temperature, controller 30 controls radiator fan and stops working;
When the true temperature of radiator is greater than third preset temperature less than four preset temperatures, the control heat dissipation of controller 30 Device fan 40 works when motor 50 is run, and extends the downtime of motor 50;
When the true temperature of radiator is greater than four preset temperatures, controller 30 controls radiator fan 40 and keeps work Make, and extends the downtime of motor 50.
Example IV:
Referring to FIG. 6, for the knot in another embodiment for the control system of the radiator fan of villa elevator control cabinet Structure schematic diagram, the system include temperature sensor 20 and controller 30.Temperature sensor 20 is used to monitor the temperature of radiator, control Device 30 processed, the working condition for true temperature control motor 50 and radiator fan 40 according to radiator.Wherein, according to scattered The true temperature control motor 50 of hot device and the working condition of radiator fan 40 include:
When the true temperature of radiator is less than third preset temperature, controller 30 controls radiator fan 40 and stops work Make;
When the true temperature of radiator is greater than third preset temperature less than four preset temperatures, the control heat dissipation of controller 30 Device fan works when motor 50 is run, and extends the downtime of motor 50;
When the true temperature of radiator is greater than four preset temperatures, controller 30 controls radiator fan 40 and keeps work Make, and extends the downtime of motor.
Wherein, noise is had when radiator fan works, is unfavorable for the mute operation of elevator, so working as the true of radiator Control radiator fan stops working when temperature is less than third preset temperature, when the true temperature of radiator is greater than the default temperature of third When degree is less than four preset temperatures, in order to place the excessively high noise for reducing elevator again of elevator control cabinet temperature, so in elevator Radiator fan just works when motor works, and to realize the noise reduction of elevator, while can also extend the downtime of motor, such as prolong The time of enabling or the shutdown of long elevator, or extend the response time that elevator takes orders.When the true temperature of radiator is greater than When four preset temperatures, for elevator safety operation, the noise of elevator is not just paid the utmost attention to, keeps the work of radiator fan State, while in the downtime for extending elevator motor.
It will be understood by those skilled in the art that all or part of function of various methods can pass through in above embodiment The mode of hardware is realized, can also be realized by way of computer program.When function all or part of in above embodiment When being realized by way of computer program, which be can be stored in a computer readable storage medium, and storage medium can To include: read-only memory, random access memory, disk, CD, hard disk etc., it is above-mentioned to realize which is executed by computer Function.For example, program is stored in the memory of equipment, when executing program in memory by processor, can be realized State all or part of function.In addition, when function all or part of in above embodiment is realized by way of computer program When, which also can store in storage mediums such as server, another computer, disk, CD, flash disk or mobile hard disks In, through downloading or copying and saving into the memory of local device, or version updating is carried out to the system of local device, when logical When crossing the program in processor execution memory, all or part of function in above embodiment can be realized.
Use above specific case is illustrated the present invention, is merely used to help understand the present invention, not to limit The system present invention.For those skilled in the art, according to the thought of the present invention, can also make several simple It deduces, deform or replaces.

Claims (10)

1. a kind of control method of the radiator fan for villa elevator control cabinet characterized by comprising
The frequency converter stalling current and frequency converter busbar voltage of elevator are obtained, to calculate braking resistor power;
Obtain the true temperature of radiator;
According to the true temperature of the braking resistor power and the radiator, calculate radiator estimates temperature;
According to the true temperature for estimating temperature and the radiator of the radiator, control for driving the elevator operation The working condition of motor and the radiator fan.
2. control method as described in claim 1, which is characterized in that described according to the braking resistor power and the heat dissipation The true temperature of device, calculate radiator estimates temperature, comprising:
The radiator estimates true temperature that temperature is the radiator plus the braking resistor power and one preset The product of temperature coefficient.
3. control method as described in claim 1, which is characterized in that estimate temperature and the heat dissipation according to the radiator The true temperature of device controls the working condition of the motor and radiator fan for driving the elevator operation, comprising:
When the radiator is when estimating temperature greater than the first preset temperature, reduce described in the speed of service and extension of the motor The downtime of motor;
When the radiator estimate temperature less than the first preset temperature and be greater than the second preset temperature when, control the radiator Fan keeps work;
When the radiator is when estimating temperature less than the second preset temperature, described in the true temperature control according to the radiator The working condition of motor and the radiator fan.
4. control method as claimed in claim 3, which is characterized in that the true temperature according to the radiator controls the electricity The working condition of machine and the radiator fan, comprising:
When the true temperature of the radiator is less than third preset temperature, controls the radiator fan and stop working;
When the true temperature of the radiator is greater than third preset temperature less than four preset temperatures, the radiator wind is controlled Fan works in the motor operation, and extends the downtime of the motor;
When the true temperature of the radiator is greater than four preset temperatures, controls the radiator fan and keep work, and prolong The downtime of the long motor.
5. control method as claimed in claim 4, which is characterized in that the 4th preset temperature is not more than the first preset temperature.
6. a kind of control method of the radiator fan for villa elevator control cabinet characterized by comprising
Obtain the true temperature of radiator;
True temperature control according to the radiator is for driving the motor and the radiator fan of elevator operation Working condition;
When the true temperature of the radiator is less than third preset temperature, controls the radiator fan and stop working;
When the true temperature of the radiator is greater than third preset temperature less than four preset temperatures, the radiator wind is controlled Fan works in the motor operation, and extends the downtime of the motor;
When the true temperature of the radiator is greater than four preset temperatures, controls the radiator fan and keep work, and prolong The downtime of the long motor.
7. a kind of control system of the radiator fan for villa elevator control cabinet characterized by comprising
Temperature sensor, for monitoring the temperature of radiator;
Power monitor, for monitoring the frequency converter stalling current and frequency converter busbar voltage of the elevator, to calculate braking electricity Hinder power;
Controller, for according to the radiator temperature and the braking resistor power obtain radiator and estimate temperature, also For the true temperature for estimating temperature and the radiator according to the radiator, control for driving the elevator operation The working condition of motor and the radiator fan;
When the radiator is when estimating temperature greater than the first preset temperature, the controller reduces the speed of service of the motor With the downtime for extending the motor;
When the radiator is when estimating temperature less than the first preset temperature and being greater than the second preset temperature, the controller is controlled The radiator fan keeps work;
When the radiator is when estimating temperature less than the second preset temperature, true temperature of the controller according to the radiator Degree controls the working condition of the motor and the radiator fan.
8. control system as claimed in claim 7, which is characterized in that the temperature of estimating of the radiator is the radiator True temperature adds the product of the braking resistor power and a preset temperature coefficient.
9. control system as claimed in claim 7, which is characterized in that true temperature of the controller according to the radiator Control the working condition of the motor and the radiator fan, comprising:
When the true temperature of the radiator is less than third preset temperature, the controller, which controls the radiator fan, to be stopped Work;
When the true temperature of the radiator is greater than third preset temperature less than four preset temperatures, the controller controls institute Radiator fan work in the motor operation is stated, and extends the downtime of the motor;
When the true temperature of the radiator is greater than four preset temperatures, the controller controls the radiator fan and keeps Work, and extend the downtime of the motor.
10. a kind of control system of the radiator fan for villa elevator control cabinet characterized by comprising
Temperature sensor, for monitoring the temperature of radiator;
Controller, for controlling the work shape of the motor and the radiator fan according to the true temperature of the radiator State;
When the true temperature of the radiator is less than third preset temperature, the controller, which controls the radiator fan, to be stopped Work;
When the true temperature of the radiator is greater than third preset temperature less than four preset temperatures, the controller controls institute Radiator fan work in the motor operation is stated, and extends the downtime of the motor;
When the true temperature of the radiator is greater than four preset temperatures, the controller controls the radiator fan and keeps Work, and extend the downtime of the motor.
CN201910629768.8A 2019-07-12 2019-07-12 Control method and system for radiator fan of villa elevator control cabinet Active CN110304502B (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021253634A1 (en) * 2020-06-18 2021-12-23 福州富昌维控电子科技有限公司 Method for detecting temperature of braking resistor in driver

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