CN103471172A - Multi-connected air-conditioning floor heating control system and temperature control method thereof - Google Patents
Multi-connected air-conditioning floor heating control system and temperature control method thereof Download PDFInfo
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- CN103471172A CN103471172A CN2013103905148A CN201310390514A CN103471172A CN 103471172 A CN103471172 A CN 103471172A CN 2013103905148 A CN2013103905148 A CN 2013103905148A CN 201310390514 A CN201310390514 A CN 201310390514A CN 103471172 A CN103471172 A CN 103471172A
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Abstract
The invention discloses a multi-connected air-conditioning floor heating control system and a temperature control method thereof. The system comprises at least one unit; the unit comprises an outdoor unit and at least one floor heating coil group; the floor heating coil group comprises an indoor unit, a controllable water flow controller, a plurality of floor heating coils and temperature controllers configured for each floor heating coil; the controllable water flow controller comprises a heat-supply hot water flowing cavity provided with a water flow inlet and a plurality of water flow outlets, a control circuit unit and one of a plurality of water flow valve control units respectively arranged at each water flow outlet of the heat-supply hot water flowing cavity. By the aid of the multi-connected air-conditioning floor heating control system, the heat-supply temperature indoor can be adjusted more accurately.
Description
Technical field
The present invention relates to the multi-gang air-conditioner control technology, relate in particular to a kind of multi-gang air-conditioner ground heating control system and temperature-controlled process thereof.
Background technology
Traditional multi-online air-conditioning system is when heating mode moves, by the air outlet that is arranged on ceiling, to indoor heat air delivery, still, hot blast easily concentrates on the part near ceiling, making indoor temperature be from top to bottom ladder descends, user's sensation is that a hot pin is cold, and comfort level is poor, for improving user's comfort level, the multi-gang air-conditioner ground heating system arises at the historic moment, this system is delivered to heat by the ground level heat radiation indoor, and, in interior space uniform heat distribution, has promoted user's comfort level.
At present, a kind of common multi-gang air-conditioner ground heating system, referring to Fig. 1, this multi-gang air-conditioner ground heating system comprises: at least one off-premises station 101, a plurality of indoor set 102, refrigerant line 103, a plurality of floor heating pipe 104, water pipe 105, a plurality of controller 106, holding wire 107, a plurality of water pump 108.
Particularly, multi-gang air-conditioner ground heating control system comprises at least one unit, and a unit comprises an off-premises station 101, and at least one grounding heat coil tube group;
One of them grounding heat coil tube group comprises: indoor set 102, controller 106 and an a plurality of floor heating pipe 104;
For a unit, the off-premises station 101 of this unit is connected with the indoor set 102 of this unit by refrigerant line 103, and the off-premises station 101 of this unit produces the indoor set 102 that outputs to this unit after the refrigerant gas of HTHP by refrigerant line 103 by compressor; In the indoor set 102 of this unit, after the refrigerant gas of HTHP carries out heat exchange, makes heating hot water in hot water heat exchanger heat up by the hot water heat exchanger in this indoor set 102, become the off-premises station 101 that is back to this unit after the refrigerant gas of low-temp low-pressure by refrigerant line 103, the refrigerant gas that is become again HTHP by compressor by off-premises station 101 is proceeded circulation.
For indoor set 102, the current output of the hot water heat exchanger of this indoor set is as the current output of this indoor set, and the current input of the hot water heat exchanger of this indoor set is as the current backflow end of this indoor set;
For a floor heating pipe group, the indoor set 102 of this floor heating pipe group can be connected in a plurality of floor heating pipes 104 of this floor heating pipe group; Namely, a plurality of floor heating pipes 104 of this floor heating pipe group are connected with the hot water heat exchanger of the indoor set 102 of this floor heating pipe group by water pipe 105; Particularly, each floor heating pipe 104 of this floor heating pipe group be connected with the indoor set 102 of this floor heating pipe group, the current input of this floor heating pipe is connected with the current output of the indoor set 102 of this floor heating pipe group by water pipe 105, and the current output of this floor heating pipe is connected by the current backflow end of water pipe 105 and the indoor set 102 of this floor heating pipe group; The heating hot water flowed out from the current output of the indoor set 102 of this floor heating pipe group flow into this floor heating pipe through the current input of water pipe 105, this floor heating pipe, after the room heating of having laid this floor heating pipe, the current of the indoor set 102 of the current output by this floor heating pipe, water pipe 105, this floor heating pipe group end that refluxes is back in the hot water heat exchanger of indoor set 102 of this floor heating pipe group and again is heated, continues circulation.
Be provided with water pump in each floor heating pipe, water pump is when opening, and the heating hot water of controlling in floor heating pipe flows from the current input to the current output.
For each indoor set, be equipped with a controller 106 to be electrically connected to this indoor set, for controlling the duty of this indoor set; In addition, this controller 106 also is electrically connected to the water pump in each floor heating pipe that is connected in this indoor set, for the start and stop of the water pump of controlling each floor heating pipe.
As shown from the above technical solution, existing multi-gang air-conditioner ground heating system, when the user to chummery not have different temperatures heat demand the time, heat process whole, can only control continually by the controller of floor heating pipe group the start and stop of the water pump in each floor heating pipe of this floor heating pipe group, namely, when room temperature during higher than requirements, the water pump of controlling by controller in the floor heating pipe in this room stops reducing indoor temperature, when room temperature during lower than requirements, the water pump of controlling by controller in the floor heating pipe in this room is opened the indoor temperature that raises, regulate roughly the not indoor temperature of chummery, can't accurately control independently the indoor temperature in each room.
Summary of the invention
Goal of the invention of the present invention is to provide a kind of multi-gang air-conditioner ground heating control system and temperature-controlled process thereof, in order to the heat supply temperature in conditioning chamber more accurately.
According to an aspect of the present invention, provide a kind of multi-gang air-conditioner ground heating control system, having comprised: at least one unit; Described unit comprises off-premises station and at least one grounding heat coil tube group;
Described grounding heat coil tube group comprises: indoor set, controlled water flow controller, a plurality of grounding heat coil tube, and the temperature controller be equipped with respectively for each grounding heat coil tube;
Wherein, described controlled water flow controller comprises: have heating hot water flow cavity, the control circuit unit of a current input and a plurality of current outputs and be arranged at respectively a plurality of water flow valve control modules of each current output of described heating hot water flow cavity;
The current output of described indoor set is connected with the current input of described heating hot water flow cavity by water pipe; A plurality of current outputs of described heating hot water flow cavity are connected with the current input of described a plurality of grounding heat coil tubes by described water pipe respectively; The current of described indoor set reflux to hold and are connected with the current output of each grounding heat coil tube; It is the room heating of having laid grounding heat coil tube that heating flow of hot water in described indoor set is back to described indoor set after described heating hot water flow cavity, grounding heat coil tube;
For each grounding heat coil tube in described grounding heat coil tube group, the temperature that the temperature controller be equipped with for this grounding heat coil tube is set for receiving the user, and gather the temperature in the room that this grounding heat coil tube lays; The temperature of the temperature of collection and user's setting is encapsulated in packet and sends to described control circuit unit; Also carry the sign of this grounding heat coil tube in described packet;
After described control circuit unit receives packet, therefrom parse the sign of this grounding heat coil tube, the temperature of collection and the temperature of setting; And according to the temperature of the collection parsed and the temperature of setting, calculate the valve open degree, water flow valve control module transmitted signal according to from the valve open degree calculated to the sign corresponding to this grounding heat coil tube, control the open degree of the water flow valve in this water flow valve control module, to control the discharge that flows into this grounding heat coil tube.
Preferably, described control circuit unit comprises:
Communicating circuit, for receiving the packet by the temperature controller transmission of this grounding heat coil tube group;
Master control chip drives loop with a plurality of stepper motors that are connected with each water flow valve control module respectively, described Master control chip is resolved for the packet that described communicating circuit is received, and parses sign, the temperature of collection and the temperature of setting of the grounding heat coil tube that this packet carries; And according to the temperature of the collection parsed and the temperature of setting, calculate the valve open degree, the stepper motor driving loop transmitted signal according to the valve open degree calculated to the sign corresponding to this grounding heat coil tube;
The rotation of the stepper motor of the water flow valve control module that described stepper motor drives loop to be attached thereto for the signal controlling according to receiving, the open degree of the water flow valve in this water flow valve control module of this step motor control.
Preferably, described temperature controller, specifically for when each sampling period arrives, is encapsulated into the temperature of the temperature of collection and user's setting in packet and sends to described control circuit unit; And
Described control circuit unit, specifically for after receiving packet, therefrom parses the sign of this grounding heat coil tube, the temperature of collection and the temperature of setting; And, according to the temperature of the collection parsed and the temperature of setting, calculate the valve open degree in this sampling period according to following formula 1:
O
s=O
s'+Δ O
s(formula 1)
Wherein,
O
s' be upper this valve opening of sampling period;
Δ O
sfor the compensating value of valve opening, according to following formula 2, calculate:
Δ O
s=O
s' * 0.25 * (Δ T
1-Δ T
1')+O
s' * 0.25 * Δ T * Ts (formula 2)
Wherein, Ts is design temperature;
Δ T
1for the indoor temperature compensating value in this sampling period, according to following formula 3, determine;
Δ T
1' be the indoor temperature compensating value in a upper sampling period, according to following formula 4, determine;
Δ T
1=T1-(T2+1) (formula 3)
Wherein, T1 is the temperature in this sampling period room; T2 is the temperature that this sampling period user sets;
Δ T
1=T1'-(T2'+1) (formula 4)
Wherein, T1' is the temperature in a upper sampling period room; T2' is the temperature that a upper sampling period user sets;
The valve open degree in this sampling period that described control circuit unit basis calculates, to the water flow valve control module transmitted signal of the sign corresponding to this grounding heat coil tube, is controlled the open degree of the water flow valve in this water flow valve control module.
According to another aspect of the present invention, also provide the temperature-controlled process of a kind of multi-gang air-conditioner ground heating control system, wherein, described system comprises: at least one unit; Described unit comprises off-premises station and at least one grounding heat coil tube group;
Described grounding heat coil tube group comprises: indoor set, controlled water flow controller, a plurality of grounding heat coil tube, and the temperature controller be equipped with respectively for each grounding heat coil tube;
Wherein, described controlled water flow controller comprises: have heating hot water flow cavity, the control circuit unit of a current input and a plurality of current outputs and be arranged at respectively a plurality of water flow valve control modules of each current output of described heating hot water flow cavity;
The current output of described indoor set is connected with the current input of described heating hot water flow cavity by water pipe; A plurality of current outputs of described heating hot water flow cavity are connected with the current input of described a plurality of grounding heat coil tubes by described water pipe respectively; The current of described indoor set reflux to hold and are connected with the current output of each grounding heat coil tube; It is the room heating of having laid grounding heat coil tube that heating flow of hot water in described indoor set is back to described indoor set after described heating hot water flow cavity, grounding heat coil tube;
Described method comprises:
For each grounding heat coil tube in described grounding heat coil tube group, the temperature controller be equipped with for this grounding heat coil tube gathers the temperature in the room that this grounding heat coil tube lays; And the temperature of the temperature of collection and user's setting is encapsulated in packet and sends to described control circuit unit; Also carry the sign of this grounding heat coil tube in described packet;
After described control circuit unit receives packet, therefrom parse the sign of this grounding heat coil tube, the temperature of collection and the temperature of setting; And according to the temperature of the collection parsed and the temperature of setting, calculate the valve open degree, water flow valve control module transmitted signal according to from the valve open degree calculated to the sign corresponding to this grounding heat coil tube, control the open degree of the water flow valve in this water flow valve control module, to control the discharge that flows into this grounding heat coil tube.
Wherein, the described temperature by the temperature of collection and user's setting is encapsulated in packet and sends and be specially to described control circuit unit: when described temperature controller arrived in each sampling period, the temperature that the temperature that the user is set and this sampling period gather is encapsulated in packet and sends to described control circuit unit.
Wherein, the temperature of the collection that described basis parses and the temperature of setting, calculate the valve open degree, water flow valve control module transmitted signal according to from the valve open degree calculated to the sign corresponding to this grounding heat coil tube, be specially: described control circuit unit is according to the temperature of the collection parsed and the temperature of setting, calculate the valve open degree in this sampling period, the water flow valve control module transmitted signal according to the valve open degree in this sampling period calculated to the sign corresponding to this grounding heat coil tube.
Wherein, the temperature of the collection that described basis parses and the temperature of setting, the valve open degree that calculates this sampling period is specially:
Calculate the valve open degree O in this sampling period according to following formula 1
s:
O
s=O
s'+Δ O
s(formula 1)
Wherein,
O
s' be upper this valve opening of sampling period;
Δ O
sfor the compensating value of valve opening, according to following formula 2, calculate:
Δ O
s=O
s' * 0.25 * (Δ T
1-Δ T
1')+O
s' * 0.25 * Δ T
1* Ts (formula 2)
Wherein, Ts is design temperature;
Δ T
1for the indoor temperature compensating value in this sampling period, according to following formula 3, determine;
Δ T
1' be the indoor temperature compensating value in a upper sampling period, according to following formula 4, determine;
Δ T
1=T1-(T2+1) (formula 3)
Wherein, T1 is the temperature in this sampling period room; T2 is the temperature that this sampling period user sets;
Δ T
1=T1'-(T2'+1) (formula 4)
Wherein, T1' is the temperature in a upper sampling period room; T2' is the temperature that a upper sampling period user sets.
Wherein, the described sampling period is not less than 10min.
Wherein, described O
sinitial value be 50%.
Wherein, the temperature of the collection that described basis parses and the temperature of setting, calculate the valve open degree in this sampling period, specifically comprises:
Calculate the indoor temperature compensating value Δ T in this sampling period according to following formula 3
1:
Δ T
1=T1-(T2+1) (formula 3)
Wherein, T1 is the temperature in this sampling period room; T2 is the temperature that this sampling period user sets;
If the Δ T calculated
1be less than threshold value, determine the valve open degree O in this sampling period
sbe 50%; Otherwise,
Calculated the indoor temperature compensating value Δ T in a upper sampling period according to following formula 4
1':
Δ T
1=T1'-(T2'+1) (formula 4)
Wherein, T1' is the temperature in a upper sampling period room; T2' is the temperature that a upper sampling period user sets;
Calculate again the compensating value Δ O of this sampling period valve opening according to following formula 2
s:
Δ O
s=O
s' * 0.25 * (Δ T
1-Δ T
1')+O
s' * 0.25 * Δ T
1* Ts (formula 2)
Wherein, Ts is design temperature;
The last valve open degree O that calculates this sampling period according to following formula 1
s:
O
s=O
s'+Δ O
s(formula 1)
As shown from the above technical solution, a kind of multi-gang air-conditioner ground heating control system and temperature-controlled process thereof that the embodiment of the present invention provides, controlled to reach the effect of heat supply temperature in conditioning chamber more accurately by the flow to heating hot water in grounding heat coil tube: each current output of the controlled water flow controller that will be connected with the current input of grounding heat coil tube by water pipe arranges a water flow valve, controlled the aperture of each water flow valve by controlled water flow controller, and then control enters the flow of the heating hot water of each grounding heat coil tube, thereby realize the indoor temperature in each room is carried out to the accurate control of independence.
The accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, below will the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described.Apparently, the accompanying drawing in below describing is only some embodiments of the present invention, for those of ordinary skills, can also obtain according to these accompanying drawing illustrated embodiments other embodiment and accompanying drawing thereof.
Fig. 1 is multi-gang air-conditioner ground heating system structural representation in prior art;
The multi-gang air-conditioner ground heating control system structural representation that Fig. 2 provides for the embodiment of the present invention;
The controlled water flow controller structural representation that Fig. 3 provides for the embodiment of the present invention;
The control module structural representation that Fig. 4 provides for the embodiment of the present invention;
The temperature-controlled process flow chart of the multi-gang air-conditioner ground heating control system that Fig. 5 provides for the embodiment of the present invention.
The specific embodiment
For making purpose of the present invention, technical scheme and advantage clearer, referring to accompanying drawing and enumerate preferred embodiment, the present invention is described in more detail.Yet, it should be noted that, many details of listing in specification are only in order to make the reader, to one or more aspects of the present invention, a thorough understanding be arranged, even if do not have these specific details also can realize these aspects of the present invention.
The present inventor considers, can be controlled to reach by the flow to heating hot water in grounding heat coil tube the effect of heat supply temperature in conditioning chamber more accurately: each current output of the controlled water flow controller that will be connected with the current input of grounding heat coil tube by water pipe arranges a water flow valve, controlled the aperture of each water flow valve by controlled water flow controller, and then control the flow of the heating hot water enter each grounding heat coil tube, thereby realize the indoor temperature in each room is carried out to the accurate control of independence.
Describe technical scheme of the present invention in detail below in conjunction with accompanying drawing.The multi-gang air-conditioner ground heating control system structural representation that Fig. 2 provides for the embodiment of the present invention.This system comprises: at least one off-premises station 100, at least one indoor set 200, at least one controlled water flow controller 300, a plurality of grounding heat coil tube 400, a plurality of temperature controller 500, refrigerant line 600, water pipe 700.
Particularly, multi-gang air-conditioner ground heating control system comprises at least one unit, and a unit comprises an off-premises station 100, and at least one grounding heat coil tube group;
One of them grounding heat coil tube group comprises: indoor set 200, controlled water flow controller 300 and an a plurality of grounding heat coil tube 400, and the temperature controller 500 be equipped with respectively for each grounding heat coil tube;
For a unit, the off-premises station 100 of this unit is connected with the indoor set 200 of this unit by refrigerant line 600, and the off-premises station 100 of this unit produces the indoor set 200 that outputs to this unit after the refrigerant gas of HTHP by refrigerant line 600 by compressor; In the indoor set 102 of this unit, after the refrigerant gas of HTHP carries out heat exchange, makes heating hot water in hot water heat exchanger heat up by the hot water heat exchanger in this indoor set 102, become the off-premises station 100 that is back to this unit after the refrigerant gas of low-temp low-pressure by refrigerant line 600, the refrigerant gas that is become again HTHP by compressor by off-premises station 100 is proceeded circulation.
For indoor set 200, the current output of the hot water heat exchanger of this indoor set is as the current output of this indoor set, and the current input of the hot water heat exchanger of this indoor set is as the current backflow end of this indoor set;
For a grounding heat coil tube group, the indoor set 200 of this grounding heat coil tube group can be connected with a plurality of grounding heat coil tubes 400 of this grounding heat coil tube group by the controlled water flow controller 300 of this grounding heat coil tube group; Particularly, the current output of the indoor set of this grounding heat coil tube group is connected with the current input of the controlled water flow controller 300 of this grounding heat coil tube group by water pipe 700;
The controlled water flow controller 300 of this grounding heat coil tube group has a current input and a plurality of current output; A plurality of current outputs of the controlled water flow controller 300 of this grounding heat coil tube group are connected with the current input of a plurality of grounding heat coil tubes 400 of this grounding heat coil tube group by water pipe 700 respectively;
Thus, in the hot water heat exchanger of the indoor set 200 of this grounding heat coil tube group, heating hot water can flow into by the controlled water flow controller 300 of this grounding heat coil tube group in a plurality of grounding heat coil tubes 400 that are connected with the controlled water flow controller 300 of this grounding heat coil tube group, after a plurality of rooms heating of having laid grounding heat coil tube, the current output of a plurality of floor heating pipes by this grounding heat coil tube group flow back in the hot water heat exchanger of indoor set 200 of this grounding heat coil tube group and again is heated, continues circulation.
For each grounding heat coil tube in a grounding heat coil tube group, for this grounding heat coil tube is equipped with a temperature controller 500, this temperature controller 500 can be connected with controlled water flow controller 300 electricity in this grounding heat coil tube group by wired or wireless mode, the temperature that it is set for receiving the user, and gather the temperature in the room that this grounding heat coil tube lays; When each sampling period arrives, the temperature that the temperature that the user is set and this sampling period gather is encapsulated in packet and sends to controlled water flow controller 300; Also carry the sign of this grounding heat coil tube in packet.
Refer to the explanation of the following controlled water flow controller structural representation that Fig. 3 embodiment of the present invention is provided about the specific descriptions of controlled water flow controller 300.
The controlled water flow controller structural representation that Fig. 3 provides for the embodiment of the present invention.This controller comprises: have heating hot water flow cavity 301, the control circuit unit 302 of a current input and a plurality of current outputs and be arranged at respectively a plurality of water flow valve control modules 303 of each current output of described heating hot water flow cavity.
Wherein, the current output of this heating hot water flow cavity is as the current output of this controlled water flow controller, and the current input of this heating hot water flow cavity is as the heating thermal output stream end of this controlled water flow controller.
Particularly, control circuit unit 302 comprises: communicating circuit 3021, Master control chip 3022, a plurality of stepper motor drive loop 3023; The structural representation of control circuit unit is referring to Fig. 4.
Communicating circuit 3021 is electrically connected with Master control chip 3022, the packet that communicating circuit 3021 sends for each temperature controller 500 received by this grounding heat coil tube group, and by the Packet Generation that receives to Master control chip 3022;
A plurality of stepper motors drive loop 3023 to be connected with each water flow valve control module respectively, the rotation of the stepper motor of the water flow valve control module be attached thereto for the signal controlling according to receiving.
A water flow valve control module comprises: stepper motor, water flow valve;
Stepper motor is electrically connected to water flow valve, for the open degree of the water flow valve of controlling this water flow valve control module;
Water flow valve, for controlling by the heating hot water flow of this water flow valve inflow place heating coil.
Fig. 5 shows the temperature-controlled process flow process of the multi-gang air-conditioner ground heating control system that the embodiment of the present invention provides, and which describes in detail above-mentioned temperature controller, and the concrete function of control circuit unit, and this flow process comprises the steps:
S501: for each grounding heat coil tube in the grounding heat coil tube group, the temperature controller be equipped with for this grounding heat coil tube gathers the temperature in the room that this grounding heat coil tube lays, and the temperature that the temperature of collection and user set is encapsulated in packet and sends to the control circuit unit.
In this step, in packet, carry: the temperature that the temperature in the room that the temperature controller 500 that this grounding heat coil tube is equipped with gathers and user set, and the sign of this grounding heat coil tube in this grounding heat coil tube group.
Particularly, multi-gang air-conditioner ground heating control system is after carrying out preheating to room, when each temperature controller 500 of this grounding heat coil tube group arrived in each sampling period, the temperature that the temperature that the user is set and this sampling period gather, and the sign of this grounding heat coil tube in this grounding heat coil tube group sends to the control circuit unit in being encapsulated into packet.
Wherein, the temperature that temperature controller 500 is set for receiving the user, and gather the temperature in the room that this grounding heat coil tube lays, the temperature that the temperature of collection and user are set is encapsulated in packet to the control circuit unit 3022 and sends; Also carry the sign of this grounding heat coil tube in packet.
S502: after the control circuit unit receives packet, therefrom parse the sign of this grounding heat coil tube, the temperature of collection and the temperature of setting; And according to the temperature of the collection parsed and the temperature of setting, calculate the valve open degree, the water flow valve control module transmitted signal according to the valve open degree calculated to the sign corresponding to this grounding heat coil tube.
Particularly, the control circuit unit is resolved the packet received, and according to the temperature of the collection parsed and the temperature of setting, calculates the valve open degree in this sampling period, and the valve open degree of calculating this sampling period can be by following two kinds of methods:
Method one, calculate the valve open degree O in this sampling period according to following formula 1
s:
O
s=O
s'+Δ O
s(formula 1)
In formula 1,
O
s' be upper this valve opening of sampling period;
Δ O
sfor the compensating value of valve opening, according to following formula 2, calculate:
Δ O
s=O
s' * 0.25 * (Δ T
1-Δ T
1')+O
s' * 0.25 * Δ T * Ts (formula 2)
In formula 2, Ts is design temperature;
Δ T
1for the indoor temperature compensating value in this sampling period, according to following formula 3, determine;
Δ T
1' be the indoor temperature compensating value in a upper sampling period, according to following formula 4, determine;
Δ T
1=T1-(T2+1) (formula 3)
In formula 3, T1 is the temperature in this sampling period room; T2 is the temperature that this sampling period user sets;
Δ T
1=T1'-(T2'+1) (formula 4)
In formula 4, T1' is the temperature in a upper sampling period room; T2' is the temperature that a upper sampling period user sets.
Method two, calculate the indoor temperature compensating value Δ T in this sampling period according to above-mentioned formula 3
1;
If the Δ T calculated
1be less than threshold value, determine the valve open degree O in this sampling period
sbe 50%; Wherein threshold value is set by those skilled in the art, for example can be set to 2 ℃; Otherwise,
Calculated the indoor temperature compensating value Δ T in a upper sampling period according to above-mentioned formula 4
1', then calculate the compensating value Δ O of this sampling period valve opening according to above-mentioned formula 2
s, the last valve open degree O that calculates this sampling period according to above-mentioned formula 1
s.
The valve open degree in this sampling period that control circuit unit 3022 bases are calculated by said method is to the water flow valve control module transmitted signal of the sign corresponding to this grounding heat coil tube, control the open degree of the water flow valve in this water flow valve control module, to control the discharge that flows into this grounding heat coil tube.
Wherein, control circuit unit 3022 is resolved for the packet to receiving, and according to the temperature of the collection parsed and the temperature of setting, calculate the valve open degree, water flow valve control module transmitted signal according to from the valve open degree calculated to the sign corresponding to this grounding heat coil tube, control the open degree of the water flow valve in this water flow valve control module.
In this step, O
s, O
s', Δ O
stake 1% as unit, the sampling period is not less than 10min, O
sinitial value be 50%.
From above-mentioned, the temperature-controlled process of the multi-gang air-conditioner ground heating control system of the embodiment of the present invention, each temperature controller in grounding heat coil tube group, receive the temperature that the user sets, and gather the temperature in the room that this grounding heat coil tube lays, and the temperature of the temperature that the user is set and collection is encapsulated in packet to controlled water flow controller transmission, controlled water flow controller is according to the data that receive, control the aperture of each water flow valve, and then control flows into the flow of the heating hot water of each grounding heat coil tube, thereby realize the indoor temperature in each room is regulated more accurately.
The foregoing is only preferred embodiment of the present invention, not for limiting the scope of the invention.Within the spirit and principles in the present invention all, any modification of doing, be equal to and replace and improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. a multi-gang air-conditioner ground heating control system, comprising: at least one unit; Described unit comprises off-premises station and at least one grounding heat coil tube group;
Described grounding heat coil tube group comprises: indoor set, controlled water flow controller, a plurality of grounding heat coil tube, and the temperature controller be equipped with respectively for each grounding heat coil tube;
Wherein, described controlled water flow controller comprises: have heating hot water flow cavity, the control circuit unit of a current input and a plurality of current outputs and be arranged at respectively a plurality of water flow valve control modules of each current output of described heating hot water flow cavity;
The current output of described indoor set is connected with the current input of described heating hot water flow cavity by water pipe; A plurality of current outputs of described heating hot water flow cavity are connected with the current input of described a plurality of grounding heat coil tubes by described water pipe respectively; The current of described indoor set reflux to hold and are connected with the current output of each grounding heat coil tube; It is the room heating of having laid grounding heat coil tube that heating flow of hot water in described indoor set is back to described indoor set after described heating hot water flow cavity, grounding heat coil tube;
For each grounding heat coil tube in described grounding heat coil tube group, the temperature that the temperature controller be equipped with for this grounding heat coil tube is set for receiving the user, and gather the temperature in the room that this grounding heat coil tube lays; The temperature of the temperature of collection and user's setting is encapsulated in packet and sends to described control circuit unit; Also carry the sign of this grounding heat coil tube in described packet;
After described control circuit unit receives packet, therefrom parse the sign of this grounding heat coil tube, the temperature of collection and the temperature of setting; And according to the temperature of the collection parsed and the temperature of setting, calculate the valve open degree, water flow valve control module transmitted signal according to from the valve open degree calculated to the sign corresponding to this grounding heat coil tube, control the open degree of the water flow valve in this water flow valve control module, to control the discharge that flows into this grounding heat coil tube.
2. system according to claim 1, is characterized in that, described control circuit unit comprises:
Communicating circuit, for receiving the packet by the temperature controller transmission of this grounding heat coil tube group;
Master control chip drives loop with a plurality of stepper motors that are connected with each water flow valve control module respectively, described Master control chip is resolved for the packet that described communicating circuit is received, and parses sign, the temperature of collection and the temperature of setting of the grounding heat coil tube that this packet carries; And according to the temperature of the collection parsed and the temperature of setting, calculate the valve open degree, the stepper motor driving loop transmitted signal according to the valve open degree calculated to the sign corresponding to this grounding heat coil tube;
The rotation of the stepper motor of the water flow valve control module that described stepper motor drives loop to be attached thereto for the signal controlling according to receiving, the open degree of the water flow valve in this water flow valve control module of this step motor control.
3. system according to claim 1 and 2, is characterized in that,
Described temperature controller, specifically for when each sampling period arrives, is encapsulated into the temperature of the temperature of collection and user's setting in packet and sends to described control circuit unit; And
Described control circuit unit, specifically for after receiving packet, therefrom parses the sign of this grounding heat coil tube, the temperature of collection and the temperature of setting; And, according to the temperature of the collection parsed and the temperature of setting, calculate the valve open degree in this sampling period according to following formula 1:
O
s=O
s'+Δ O
s(formula 1)
Wherein,
O
s' be upper this valve opening of sampling period;
Δ O
sfor the compensating value of valve opening, according to following formula 2, calculate:
Δ O
s=O
s' * 0.25 * (Δ T
1-△ T
1')+O
s' * 0.25 * Δ T * Ts (formula 2)
Wherein, Ts is design temperature;
Δ T
1for the indoor temperature compensating value in this sampling period, according to following formula 3, determine;
Δ T
1' be the indoor temperature compensating value in a upper sampling period, according to following formula 4, determine;
Δ T
1=T1-(T2+1) (formula 3)
Wherein, T1 is the temperature in this sampling period room; T2 is the temperature that this sampling period user sets;
Δ T
1=T1'-(T2'+1) (formula 4)
Wherein, T1' is the temperature in a upper sampling period room; T2' is the temperature that a upper sampling period user sets;
The valve open degree in this sampling period that described control circuit unit basis calculates, to the water flow valve control module transmitted signal of the sign corresponding to this grounding heat coil tube, is controlled the open degree of the water flow valve in this water flow valve control module.
4. the temperature-controlled process of a multi-gang air-conditioner ground heating control system, wherein, described system comprises: at least one unit; Described unit comprises off-premises station and at least one grounding heat coil tube group;
Described grounding heat coil tube group comprises: indoor set, controlled water flow controller, a plurality of grounding heat coil tube, and the temperature controller be equipped with respectively for each grounding heat coil tube;
Wherein, described controlled water flow controller comprises: have heating hot water flow cavity, the control circuit unit of a current input and a plurality of current outputs and be arranged at respectively a plurality of water flow valve control modules of each current output of described heating hot water flow cavity;
The current output of described indoor set is connected with the current input of described heating hot water flow cavity by water pipe; A plurality of current outputs of described heating hot water flow cavity are connected with the current input of described a plurality of grounding heat coil tubes by described water pipe respectively; The current of described indoor set reflux to hold and are connected with the current output of each grounding heat coil tube; It is the room heating of having laid grounding heat coil tube that heating flow of hot water in described indoor set is back to described indoor set after described heating hot water flow cavity, grounding heat coil tube;
Described method comprises:
For each grounding heat coil tube in described grounding heat coil tube group, the temperature controller be equipped with for this grounding heat coil tube gathers the temperature in the room that this grounding heat coil tube lays; And the temperature of the temperature of collection and user's setting is encapsulated in packet and sends to described control circuit unit; Also carry the sign of this grounding heat coil tube in described packet;
After described control circuit unit receives packet, therefrom parse the sign of this grounding heat coil tube, the temperature of collection and the temperature of setting; And according to the temperature of the collection parsed and the temperature of setting, calculate the valve open degree, water flow valve control module transmitted signal according to from the valve open degree calculated to the sign corresponding to this grounding heat coil tube, control the open degree of the water flow valve in this water flow valve control module, to control the discharge that flows into this grounding heat coil tube.
5. method according to claim 4, is characterized in that, the described temperature by the temperature of collection and user's setting is encapsulated in packet and sends and be specially to described control circuit unit:
When described temperature controller arrived in each sampling period, the temperature that the temperature that the user is set and this sampling period gather is encapsulated in packet and sends to described control circuit unit.
6. method according to claim 5, it is characterized in that, the temperature of the collection that described basis parses and the temperature of setting, calculate the valve open degree, water flow valve control module transmitted signal according to from the valve open degree calculated to the sign corresponding to this grounding heat coil tube is specially:
Described control circuit unit is according to the temperature of the collection parsed and the temperature of setting, calculate the valve open degree in this sampling period, the water flow valve control module transmitted signal according to the valve open degree in this sampling period calculated to the sign corresponding to this grounding heat coil tube.
7. method according to claim 6, is characterized in that, the temperature of the collection that described basis parses and the temperature of setting, and the valve open degree that calculates this sampling period is specially:
Calculate the valve open degree O in this sampling period according to following formula 1
s:
O
s=O
s'+Δ O
s(formula 1)
Wherein,
O
s' be upper this valve opening of sampling period;
Δ O
sfor the compensating value of valve opening, according to following formula 2, calculate:
Δ O
s=O
s' * 0.25 * (Δ T
1-Δ T
1')+O
s' * 0.25 * Δ T
1* Ts (formula 2)
Wherein, Ts is design temperature;
Δ T
1for the indoor temperature compensating value in this sampling period, according to following formula 3, determine;
Δ T
1' be the indoor temperature compensating value in a upper sampling period, according to following formula 4, determine;
Δ T
1=T1-(T2+1) (formula 3)
Wherein, T1 is the temperature in this sampling period room; T2 is the temperature that this sampling period user sets;
Δ T
1=T1'-(T2'+1) (formula 4)
Wherein, T1' is the temperature in a upper sampling period room; T2' is the temperature that a upper sampling period user sets.
8. multi-gang air-conditioner according to claim 6 ground heating control system, is characterized in that, the described sampling period is not less than 10min.
9. multi-gang air-conditioner according to claim 6 ground heating control system, is characterized in that, described O
sinitial value be 50%.
10. multi-gang air-conditioner according to claim 9 ground heating control system, is characterized in that, the temperature of the collection that described basis parses and the temperature of setting calculate the valve open degree in this sampling period, specifically comprise:
Calculate the indoor temperature compensating value Δ T in this sampling period according to following formula 3
1:
Δ T
1=T1-(T2+1) (formula 3)
Wherein, T1 is the temperature in this sampling period room; T2 is the temperature that this sampling period user sets;
If the Δ T calculated
1be less than threshold value, determine the valve open degree O in this sampling period
sbe 50%; Otherwise,
Calculated the indoor temperature compensating value Δ T in a upper sampling period according to following formula 4
1':
Δ T
1=T1'-(T2'+1) (formula 4)
Wherein, T1' is the temperature in a upper sampling period room; T2' is the temperature that a upper sampling period user sets;
Calculate again the compensating value Δ O of this sampling period valve opening according to following formula 2
s:
Δ O
s=O
s' * 0.25 * (Δ T
1-Δ T
1')+O
s' * 0.25 * Δ T
1* Ts (formula 2)
Wherein, Ts is design temperature;
The last valve open degree O that calculates this sampling period according to following formula 1
s:
O
s=O
s'+Δ O
s(formula 1).
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