JPH06271204A - Control device of air-conditioning equipment for elevator - Google Patents

Abstract

PURPOSE:To provide a control device of an air-conditioning equipment for an elevator which can be comfortably used by elevator passengers by effectively actuating the air-conditioning equipment. CONSTITUTION:Equipment comprises each detector 13 for a plurality of environmental elements in an elevator car 14, each detector 11 for a plurality of environmental elements in an elevator hall and an arithmetic unit 18 for computing a comfortable value based on a specific computing formula from a detection signal to compare the computed comfortable value. In a control unit 19, based on the obtained comfortable value by this arithmetic unit 18, an action preset value of an air conditioner 21 is changed, to maintain the comfortable value in the car to the comfortable value or greater in the elevator hall.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a control device for air conditioning equipment for elevators.

[0002]

2. Description of the Related Art In recent years, in order to comfortably use an elevator, a car has been equipped with a cooling device to supply cool air into the car.
As disclosed in Japanese Patent Laid-Open No. 92-92, a cooling device is installed in a car to cool the inside of the car, and an air curtain is provided at the entrance and exit to allow cooled air to escape to the outside as the door opens and closes. It is considered that warm air does not enter the car and reduce the operating efficiency of the cooling device.

[0003]

It is often found in such a conventional apparatus that the inside of the car is cooled too much, and the cooling device provided for the elevator user to comfortably use the elevator is excessive. There is a problem that the user is uncomfortable due to the cooling of.

In view of the above situation, it is an object of the present invention to provide a control device for an air conditioner for an elevator, in which the air conditioner installed in the elevator can be effectively operated so that an elevator user can comfortably use the elevator. It is in.

[0005]

The object of the present invention is to detect each of a plurality of environmental elements in an elevator car in a control device for an air conditioner for an elevator equipped with an air conditioner such as a cooling device and a humidifying device. A detection means for each of a plurality of environmental elements of the elevator hall; a calculation means for calculating a comfort level value from detection signals of these detection means based on a predetermined formula; and a comparison for comparing the calculated comfort level values. Means and control means for changing the operation setting value of the air conditioner based on the comfort value obtained by the comparing means, and maintaining the comfort value in the car above the comfort value in the elevator hall It is achieved by

[0006]

Since the present invention is configured as described above, a plurality of environmental elements are detected by the detection means in the elevator car and the elevator hall respectively, and the comfort values in the elevator car and the elevator hall are detected based on these detected values. The degree value is calculated. By comparing the calculated comfort levels, the air conditioners installed in the elevator are operated so that the elevator car will be more comfortable than the elevator hall, so the elevator users will feel uncomfortable when boarding the elevator car. Never be.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings.

FIG. 1 is a block diagram showing an embodiment of a control device for elevator air conditioning equipment according to the present invention. The elevator hall environmental condition detection device 11 installed in the elevator hall 22 includes a temperature sensor 1 that detects the temperature of the elevator hall 22, an airflow sensor 2 that detects the airflow of the elevator hall 22, and a radiation that detects the radiation temperature of the elevator hall 22. It is composed of a temperature sensor 3 and a humidity sensor 4 that detects the humidity of the elevator hall 22, and is connected to an environmental state detection device 17 described later. The elevator hall environmental condition detection device 11 is for calculating a PMV value which is a comfort value of the elevator hall 22, and the values detected by these four sensors, the clothing amount setting device 5, and the activity amount setting which will be described later. The PMV value of the elevator hall 22 is calculated using six elements in addition to the data set by the device 6.

In this embodiment, the case where the elevator hall environmental condition detecting means 11 is provided in the elevator hall 22 on the standard floor of the building with the highest utilization rate will be described as an example.

An elevator car environmental condition detecting device 13 installed in the elevator car 14 includes a temperature sensor 7 for detecting the temperature in the elevator car 14, an air flow sensor 8 for detecting the air flow in the elevator car, Radiation temperature sensor 9 for detecting the radiation temperature in the elevator car 14 and humidity sensor 10 for detecting the humidity in the elevator car 14
And is connected to the environmental state detection device 17 described later. Similarly, an environment condition setting device 12 is provided in the car 14 and is composed of a clothing amount setting device 5 for setting the amount of clothing of an elevator passenger and an activity amount setting device 6 for setting an amount of activity of an elevator passenger. Then, it is connected to the environmental state detection device 17 described later.

Unlike the office, the inside of the elevator car 14 is not the place where the user stays for a long time,
Also, since there is almost no movement of the user in the car 14, the amount of clothes and the amount of activity are treated as constant values PM
The V value is calculated. The passengers waiting in the elevator hall 22 board the car 14 as they are, and the passengers waiting in the elevator hall 22 do not move much from the vicinity of the elevator doorway, so the amount of clothing and activity in the elevator hall and the elevator car 14 are the same. Treat as a value. In this embodiment, the clothing amount and the activity amount are configured to be input by the clothing amount setting device 5 and the activity amount setting device 6 provided in the elevator car 14, and these values are set on the basis of the capacity of the elevator. It Moreover, the set values of the clothing amount and the activity amount are changed and set in a timely manner in consideration of the season and the weather.

Elevator hall environmental condition detection device 11,
Since the data detected by the elevator car environmental condition detection device 13 is analog data, the A / D converter 1
5 and 16 are provided and converted into digital data. The converted data is input to the environmental condition detection device 17, each data is temporarily stored in a storage unit (not shown), and is taken out from this storage unit when the comfort level value is calculated. Reference numeral 18 denotes an arithmetic unit, which calculates comfort indexes Pa and Pb in the elevator hall 22 and the elevator car 14 from the data retrieved from the storage unit, and compares the comfort indexes in the elevator hall and the elevator car 14 with each other. , Calculate the set comfort index PB in the elevator car. Reference numeral 19 denotes an air-conditioning equipment control device, which sets target temperature, target humidity, etc., operates, stops, etc. in order to make the inside of the elevator car 14 comfortable based on the set comfort index PB in the elevator car calculated by the computing device 18. Is output. The control device 20 is configured by these devices, and the air conditioning equipment 21 operates based on the command signal output from the control device 20.

FIG. 2 is an explanatory view showing an outline of an elevator using this control device.

The elevator car 14 is provided with an elevator car environmental condition detection device 13 and an environmental condition setting device 12, the elevator hall 22 is equipped with an elevator hall environmental condition detection device 11, and a machine room 23 is provided. Is provided with a control device 20 and an air conditioner 21. With this configuration, the air conditioning equipment 21 cools the inside of the hoistway, humidifies the air, and takes in the cooled air in the hoistway into the car 14 to make the car 14 comfortable. In the present embodiment, a method of cooling the inside of the hoistway will be described as an example. However, since detection and setting of the PMV calculation element on the elevator side are performed in the elevator car, the air conditioning equipment is installed in the elevator car 14 and directly. This embodiment is also effective when cooling the inside of the car.

Further, although the present embodiment describes the cooling operation, when the elevator car 14 is being heated, instead of the setting of the lower limit value of the PMV value during the cooling operation described in this embodiment. Set the upper limit of PMV value during heating,
It is possible to make the inside of the elevator car 14 comfortable in the same manner by performing the following operations in the same manner.

Next, the operation of this embodiment will be described with reference to the flowchart shown in FIG.

First, the temperature, air flow, radiation temperature and humidity in the elevator hall 22 and the elevator car 14 are temperature sensors 1 and 7, air flow sensors 2 and 8, and radiation temperature sensors 3 and 9.
And humidity sensors 4 and 10 respectively (steps S1 to 4). The set value input by the clothing amount setting means is detected in step S5, and the set value input by the activity amount setting device 12 is detected in step S6. The amount of clothing and the amount of activity are changed as appropriate in consideration of the season and the weather, and the standard floor is set according to the specifications of the elevator.

In step S7, the respective values obtained in steps S1 to S6 are the environmental state detection device 17
Transmitted to the calculating means 18 from the elevator hall 22,
Environmental indicators Pa and P in the elevator car 14
b is calculated.

In step S8, the arithmetic unit 18 determines the comfort index calculation result. For example, if the comfort index Pa calculated in the elevator hall 22 is −2 or less, the comfort evaluation is determined to be cool or cold, so step S9.
Then, the set comfort index PB is set to be Pa + 1 so that the inside of the elevator car 14 is warmer than the elevator hall. Elevator hall 2 in step S8
If the comfort index Pa calculated in 2 is larger than -2, it is determined that the elevator hall is not cold, and step S
Go to 10.

In step S10, the elevator hall 2
Comfort index Pa calculated in 2 and elevator car 1
By comparing the value with the comfort index Pb calculated in step 4, Pa <P
If b or Pa = Pb, the process proceeds to step S11.
In step S11, the set comfort index PB is set to be Pa-0.5. If Pa> Pb in step S10, the inside of the elevator car 14 is cooler, so more detailed control is required, and the process proceeds to step S12. In step S12, the difference P between the values of the comfort index Pa and the comfort index Pb is set.
Calculate c. If Pc ≧ 2, the process proceeds to step S13, and the set comfort index PB is set to Pa + 1. 0.5 ≦
If Pc <2, the process proceeds to step S14, and the set comfort index PB is set as PB = Pb. If Pc <0.5, the process proceeds to step S15, and the set comfort index PB is Pa-0.5.
And set.

When the set comfort index is calculated by the calculating means 18, the result is transmitted to the air conditioning equipment control device 19 and the target temperature, the target humidity, etc. which become the operation command of the air conditioning equipment are calculated in step 16. The target temperature, the target humidity, etc. are given to the air conditioning equipment 21 as operation commands, and the car 1
The operation is started to adjust the value in 4 to the target value.

As described above, according to the present embodiment, it is possible to always create a situation in which the passengers who enter the elevator car from the standard floor feel comfortable.

[0023]

According to the present invention, a plurality of environmental elements are respectively detected in the elevator car and the elevator hall by each detecting means, and the comfort values of the elevator car and the elevator hall are calculated from the detected values. To be done. By comparing the calculated comfort level values and operating the air conditioning equipment installed in the elevator so that the inside of the elevator car is more comfortable than the elevator hall, the effect that the elevator users can always use the elevator comfortably There is.

[Brief description of drawings]

FIG. 1 is a block diagram showing an embodiment of a control device for elevator air conditioning equipment of the present invention.

FIG. 2 is an explanatory diagram showing an outline of an elevator using the present control device.

FIG. 3 is a flowchart showing an operation procedure of the control device.

[Explanation of symbols]

 1, 7 Temperature sensor 2, 8 Air flow sensor 3, 9 Radiation temperature sensor 4, 10 Humidity sensor 5 Clothing amount setting device 6 Activity amount setting device 11 Elevator hall environmental condition detection device 12 Environmental condition setting device 13 Elevator car environmental condition Detecting device 14 Elevator car 15, 16 A / D converter 17 Environmental condition detecting device 18 Arithmetic device 19 Air conditioning equipment control device 20 Control device 21 Air conditioning equipment

Claims (1)

[Claims] 1. A control device for an air conditioner for an elevator including an air conditioner such as a cooling device and a humidifying device, wherein each detecting means for detecting a plurality of environmental elements in an elevator car and each for detecting a plurality of environmental elements in an elevator hall. Detecting means, calculating means for calculating a comfort level value from detection signals of these detecting means based on a predetermined formula, comparing means for comparing the calculated comfort level values, and comfort obtained by this comparing means. A control means for changing the operation setting value of the air conditioning equipment based on a comfort value, and maintaining the comfort value in the car above the comfort value in the elevator hall. Control device.