JPH05256491A - Controlling method for composite air conditioner system - Google Patents

Abstract

PURPOSE:To form a desirable operating environment by cascade-controlling an atmosphere air conditioner system based on data of an operating state of a personal air conditioner system. CONSTITUTION:Personal air conditioner controllers 9a-9e transmit, for example, attended states of desks, stops or drives of personal air conditioners, room heating or cooling, a state of air flow rate level, or in the case of incorporating a temperature control mechanism, operation data such as set value, etc., to an integrated controller 10. The controller 10 judges an operating state based on the obtained data, and sends judgement information to an atmosphere controller 4. The controller 4 of a cascade control type regulates a control output value to a set value of a suitable stage based on input information from the controller 10, and so controls an air conditioner 1 as to fall within a range of the set value. Thus, a desirable operating environment can be formed.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for controlling a combined air conditioning system having an atmosphere air conditioning system for adjusting the thermal environment of the entire room and a personal air conditioning system for individually adjusting the thermal environment of a personal space in the room. ..

[0002]

2. Description of the Related Art Personal air-conditioning, which individually air-conditions individual spaces, has become widespread in offices and work factories where a lot of seating work is performed. In this case, it is necessary to control the thermal environment of the entire room, and the atmosphere air conditioning system for this purpose operates in the same manner as in the past. That is, after operating the air conditioning equipment for adjusting the thermal environment of the entire room (this is referred to as an atmosphere air conditioning equipment in the present specification), the individual personal air conditioning equipment is operated to individually provide the thermal environment preferred by the individual. Arrange.

In such a combined air conditioning system, conventionally, the atmosphere air conditioning equipment and the personal air conditioning equipment are usually operated under independent control systems. In other words, the atmospheric air conditioning equipment is automatically controlled so that the detected atmospheric temperature is within the set range, and the individual personal air conditioning equipment is operated according to its own set value so that the individual personal air conditioning equipment is in a state of its own. The atmosphere air conditioning and the personal air conditioning are operated independently. In addition, by performing this independent operation, it is characterized in that an environment according to each person's taste is formed.

Here, as a typical example of personal air conditioning, an air outlet is provided at each desk or OA equipment stand,
There is one in which cold air or warm air of a required temperature is blown out from each air outlet.

[0005]

In a room provided with a plurality of personal air-conditioning equipment, the fact that each individual air-conditioning equipment operates means that the temperature difference between the thermal environment of the atmosphere and the personal space is large. Generally means. However, this temperature difference varies from person to person, and the environmental conditions that make people feel different are different, but in forming a desirable working environment, the atmosphere environment of the entire room depends on the degree of heat of the operating personal environment. It is better to control the following.
The present invention aims to solve this problem.

[0006]

According to the present invention, a combined air conditioning system comprising an atmosphere air conditioning system for adjusting the thermal environment of the entire room and a personal air conditioning system for individually adjusting the thermal environment of the individual space in the room. In the above, there is provided a control method for a combined air conditioning system, characterized in that the atmosphere air conditioning system is cascade-controlled based on data of the operating condition of the personal air conditioning system.

That is, an atmosphere air-conditioning equipment for adjusting the thermal environment of the entire room, a temperature detector for detecting the ambient temperature of the room, and an atmosphere for controlling the air-conditioning equipment so that the detected value of the temperature detector falls within a set range. A composite air conditioning system comprising a control device, a personal air conditioning system for preparing a thermal environment of a personal space in the room, and a plurality of personal air conditioning control devices for individually controlling the thermal environment of each personal space, The individual operation data of the personal air conditioning control device is input to the integrated control device, and the output value for atmosphere control in the atmosphere control device, and in some cases, the output value of the personal air conditioning control device, is output from the integrated control device. The cascade control is performed based on the input information of.

[0008]

FIG. 1 shows an embodiment of the present invention for office. Reference numeral 1 is an air conditioner, which is for adjusting the thermal environment of the entire room. The air conditioner 1 is controlled and operated by the atmosphere control device 4 so that the detection values of the temperature detector 2 for detecting the room temperature and the humidity detector 3 for detecting the humidity become set values. Specifically, the air flow rate, air supply temperature,
The supply air humidity and the like are controlled, and the conditioned air is supplied from the outlet 5 into the room. Reference numeral 6 indicates a return air intake, and 7 indicates an outside air intake.

On the other hand, in this room, a personal air-conditioning facility for preparing a thermal environment for each individual is installed.
In the illustrated example, air outlets 8a, 8b ... Are attached to each desk, and the blown air amount and the air temperature are controlled by operating individual personal air conditioning control devices 9a, 9b. .. This operation consists of turning on / off of air, switching between cooling and heating, a timer, etc., and is performed for each individual.

In such a combined air conditioning system, the present invention is provided with an integrated control device 10. Then, the atmosphere control device 4 is of a cascade control system. That is, the output value for control from the atmosphere control device 4 is divided into multiple steps, and each step (each range) is slid by an external input.

Each of the personal air-conditioning control devices 9a, 9b ... Performs individual control, but these states, that is, the seating status of the desk, whether the personal air-conditioning is stopped or operating, The operating data such as heating or cooling, the level of the blown air, and the temperature set value if there is a temperature control mechanism are transmitted to the integrated control device 10. Reference numeral 11 indicates this operation data transmission line. The integrated control device 10 determines the operating state based on the obtained operating data and sends the determination information to the atmosphere control device 4. In the atmosphere control device 4, the output value for control is adjusted to a set value at an appropriate stage based on this input value, and the air conditioner is controlled so as to fall within this set value range. 12 shows a cascade controller for this.

FIG. 2 shows a flow for controlling the atmosphere control device 4 so that the load of operation of the personal air conditioning system is minimized when the atmosphere air conditioning system is in the cooling mode operating condition. In the figure, I = 1, J = 0 initial value, I: AC / P ratio of personal air-conditioning cooling operation to seated people J: When heating operation is 1 J = 1, other J = 0 P: Desk Number of people seated at AC: Indicates the number of personal air conditioning cooling operations.

FIG. 3 shows a control flow of the atmosphere control device 4 when the personal air conditioning system operates at the maximum load when the atmosphere air conditioning system is in the cooling mode. In these flow charts, one step shows the width of a certain set temperature in the case of cascade control. In addition to FIG. 2 and FIG. 3, by weighting the characteristics and economical efficiency of the heat source system, it is possible to select an appropriate control flow according to the equipment.

FIG. 4 shows an embodiment in which personal air conditioning is also cascaded in addition to the embodiment of FIG. That is, the judgment information of the integrated control device 10 is also sent to each of the personal air conditioning control devices 9a, 9b ..., and the control output value of each of the personal air conditioning control devices 9a, 9b ... The configuration is similar to that of FIG. 1 except that the set value is cascade controlled.

In the embodiment of FIG. 4, the integrated control device 10 has a warm environment in which each person feels most comfortable based on the program stored in the self in addition to the operation data from the personal air conditioning system. Alternatively, each personal air-conditioning control device should have a warm environment that maximizes work capacity.
9a, 9b ... can be cascade controlled.

In other words, from the viewpoint of improving work efficiency, it is necessary to appropriately change the set value of the thermal environment according to the season, time zone, work content, etc. in accordance with the rhythm of the year and the rhythm of the day. Is effective. In order to achieve this, in the present invention, each personal air conditioning equipment is
Using the operating state data as a reference, slide to a more appropriate set value. Then, simultaneously with the cascade control of the personal air conditioning equipment, the atmosphere air conditioning system also performs the cascade control in the same manner as described above.

[0017]

As described above, according to the present invention, since the atmosphere air conditioning system and the personal air conditioning system can be controlled in a coordinated manner, the energy saving operation can be realized when the energy saving operation is aimed, and the comfortable environment can be realized. In the case of prioritizing the production of the above, this can be comprehensively realized, and in the case of prioritizing the work capacity, it is possible to control the thermal environment suitable for this.

[Brief description of drawings]

FIG. 1 is a device arrangement system diagram showing an example of a composite air conditioning system that performs control according to the present invention.

FIG. 2 is a flowchart showing an example of control in FIG.

FIG. 3 is a flowchart showing another example of the control of FIG.

FIG. 4 is a device layout system diagram showing another example of the combined air-conditioning system for performing the control of the present invention.

[Explanation of symbols]

 1 Air-conditioner 2 Temperature detector 4 Atmosphere control device 8 Personal air-conditioning air outlet 9 Personal air-conditioning control device 10 Integrated control device

Claims (4)

[Claims] 1. A composite air-conditioning system comprising an atmosphere air-conditioning system for adjusting the thermal environment of the entire room and a personal air-conditioning system for individually adjusting the thermal environment of a personal space in the room. A method for controlling a complex air conditioning system, which comprises performing a cascade control of the atmosphere air conditioning system based on data. 2. An atmosphere air-conditioning device for adjusting a thermal environment of the entire room, a temperature detector for detecting an ambient temperature of the room,
Atmosphere control device for controlling the air conditioning equipment so that the detection value of the temperature detector falls within a set range, personal air conditioning equipment for adjusting the thermal environment of the personal space in the room, and thermal environment of each personal space In a combined air-conditioning system equipped with a plurality of personal air-conditioning control devices that individually control the above, the individual operation data of the personal air-conditioning control device is input to the integrated control device, and the output for atmosphere control in the atmosphere control device is output. A method for controlling a combined air conditioning system, wherein a value is cascade-controlled based on input information from the integrated control device. 3. An atmosphere air-conditioning device for adjusting the thermal environment of the whole room, a temperature detector for detecting the ambient temperature of the room,
Atmosphere control device for controlling the air conditioning equipment so that the detection value of the temperature detector falls within a set range, personal air conditioning equipment for adjusting the thermal environment of the personal space in the room, and thermal environment of each personal space In a combined air-conditioning system equipped with a plurality of personal air-conditioning control devices that individually control the above, the individual operation data of the personal air-conditioning control device is input to the integrated control device, and the output for atmosphere control in the atmosphere control device is output. A composite air-conditioning system, wherein a value is cascade-controlled based on input information from the integrated control device, and an output value of the personal air-conditioning control device is cascade-controlled based on input information from the integrated control device. Control method. 4. The method for controlling a combined air conditioning system according to claim 2, wherein the atmosphere control device controls the atmosphere humidity in addition to the atmosphere temperature.