CN105783240A - Immediate hot water supply system - Google Patents
Immediate hot water supply system Download PDFInfo
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- CN105783240A CN105783240A CN201410829326.5A CN201410829326A CN105783240A CN 105783240 A CN105783240 A CN 105783240A CN 201410829326 A CN201410829326 A CN 201410829326A CN 105783240 A CN105783240 A CN 105783240A
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Abstract
The invention provides an immediate hot water supply system (1). The immediate hot water supply system (1) comprises a hot water supply device P (10), a hot water supply device N (30), a check valve (6) and a jointing controller (60), wherein the hot water supply device P (10) is used for heating hot water flowing in a first supply pipe (2), and the hot water supply device N (30) is used for heating hot water flowing in a second supply pipe (3). When the detection flow of a second flow sensor (34) is larger than or equal to the hot water supply detector flow, the jointing controller (60) carries out hot water supply operating; and when the detection flow of the second flow sensor (34) is smaller than the hot water supply detector flow, the jointing controller (60) carries out circulating heat preservation operating. Under the condition that a circulating pump (16) is stopped, hot water supply operating enables a first burner (12) or a second burner (32) to burn. Under the condition that the circulating pump (16) operates, circulating heat preservation operating enables the first burner (12) to burn.
Description
Technical field
The present invention relates to the instant hot-water supply system with the function that the most just can supply hot water when opening out hot water bolt.
Background technology
It is known in the art that have the instant hot-water supply system of following one (for example, referring to Japanese Unexamined Patent Publication 2004-
No. 286397 publications).This instant hot-water supply system possesses supply pipe, return pipe and circulating pump, is at one end connected to certainly
The midway carrying out the supply pipe that the other end on water channel is connected to out on hot water bolt connects multiple stage hot-water supply, and this supplying hot water fills
Putting the hot water to circulating in supply pipe to heat, return pipe bypasses with these hot-water supplies and connects with supply pipe
Logical, circulating pump allows the hot water circuit in the closed circuit being made up of supply pipe and return pipe.
In the instant hot-water supply system described in above-mentioned publication, when going out hot water bolt and being closed supplying hot water stopping, carrying out
Circulation insulation operating.This circulation insulation operating refers to: allow circulating pump work, so that the hot water circuit in closed circuit
While, the operating to the hot water heating circulated in hot-water supply.Next by being circulated insulation operating like this
Hot water in closed circuit is maintained near design temperature, when user opens out hot water bolt, it is possible to from going out hot water
Bolt supplies hot water at once.
It addition, in above-mentioned instant hot-water supply system, in time going out hot water bolt supply hot water (when being in supplying hot water state),
Circulating pump is stopped.Therefore, in order to the supplying hot water state that is in be detected, described instant hot-water supply system possesses:
Detection circulates in the first flow sensor of the flow in supply pipe；Detection circulates in the flow of the hot water in return pipe
Second flow sensor；And, it is arranged on the three-temperature sensor on the position, interflow of feed pipe and return pipe.
Further, (a) is when the detection sharp temperature drop of three-temperature sensor, and (b) is when first flow biography
When the detection flow of sensor is more than regulation flow with the difference of the detection flow of second flow sensor, circulating pump is allowed to stop
Only.
As it has been described above, in instant hot-water supply system in the prior art, when supplying hot water state, typically stop circulation
The work of pump.Further, in order to find out supplying hot water state, such as above-mentioned instant hot-water supply system, possessing detection specially
Circulate in the second flow sensor of the flow of the hot water in return pipe and be arranged on the merging part of return pipe and feed pipe
In the case of three-temperature sensor on position, owing to component parts increases, exist the composition of system complicated and
The problem that the cost of system increases.
Summary of the invention
The present invention completes in view of above-mentioned background, its object is to provide a kind of without just possessing special sensor
Can detection to the instant hot-water supply system of supplying hot water state.
The instant hot-water supply system of the present invention is characterised by possessing:
First supply pipe, its one end is connected with waterworks, the other end with go out hot water and tether and connect；
Return pipe, is communicated between one end and the other end of described first supply pipe；
First hot-water supply, possesses the first heating part and circulating pump, and described first heating part is connected to described first and supplies
Should the midway of pipe, and the hot water circulated in described first supply pipe is heated, described circulating pump allows by described
Hot water circuit in the closed circuit that one supply pipe and described return pipe are constituted；
Second supply pipe, connects upstream side and the downstream of described first hot-water supply of described first supply pipe；
Second hot-water supply, possesses the second heating part and second flow sensor, and described second heating part is connected to institute
State the midway of the second supply pipe, and the hot water circulated in described second supply pipe is heated, described second flow
The flow of the hot water that sensor detection flows into from described second supply pipe；
Check-valves, it is possible to from described second supply pipe to described second hot-water supply water flowing, it is impossible to supply from described second
Hot water apparatus is to described second supply pipe water flowing；
Control portion, during the supplying hot water detection flow that the detection underfed at described second flow sensor specifies, is allowing
Under the state of described circulating pump work, perform to make the circulation insulation operating of described first heating part work, described second
When the detection flow of flow transducer is more than described supplying hot water detection flow, in the state allowing described circulating pump stop
Under, make the supplying hot water operating that at least one heating part in described first heating part and described second heating part works.
According to the described present invention, when performing described circulation insulation operating, for described second hot-water supply, circulation
Hot water is not drawn into described second heating part by pump.And, forbid that hot water is from described second supply by described check-valves
The downstream of pipe is flowed into described second hot-water supply.Therefore, if described in go out hot water bolt and close bolt, second flow passes
Supplying hot water detection flow described in the detection underfed of sensor.
Further, hot water bolt is gone out when being opened bolt, due to hot water from described second supply pipe via described second supplying hot water described in
Device flow to described in go out hot water bolt, the detection flow of described second flow sensor become described supplying hot water detection flow with
On.So, in described circulation insulation operating performs, the detection flow at described second flow sensor becomes described
Time more than supplying hot water detection flow, it is possible to go out hot water bolt described in judging and opened bolt and become supplying hot water state.
And, in order to forbid that hot water is carried out by the second heating part when not circulating in described second hot-water supply
Heating, typically is provided with described second flow sensor in described second hot-water supply.It is therefore not necessary to arrange special
Sensor just can detection supplying hot water state, and by described control portion perform described supplying hot water operating.
It addition, it is a feature of the present invention that: described second hot-water supply is also equipped with switching can water flowing state and can not
Second water flowing switching valve of water flowing state, described can water flowing state refer to add to described second from described second supply pipe
Hot portion can the state of water flowing, described can not water flowing state refer to from described second supply pipe to described second heating part not
The state of energy water flowing,
Possess and multiple there is described second hot-water supply, described second supply pipe and the second supplying hot water of described check-valves
Unit,
Described control portion switches valve by least in the plurality of second hot-water supply by described second water flowing
Hot-water supply is arranged to water flowing state, performs described circulation insulation operating, performs in described circulation insulation operating
In, when be arranged to described can the detection flow of described second flow sensor of the second hot-water supply of water flowing state
When becoming more than described supplying hot water detection flow, terminate described circulation insulation operating, perform the operating of described supplying hot water,
In described supplying hot water operates, according to be in can described second hot-water supply in water flowing state described the
The total amount of the detection flow of two flow transducers, changes described second hot-water supply being configured to water flowing state
Number of units.
According to this composition, in the operating of described supplying hot water performs, by according to be in can in water flowing state described the
The total amount of the detection flow of the described second flow sensor of two hot-water supplies, changes and is configured to water flowing shape
The number of units of described second hot-water supply of state, it is possible to the use flow-quantity high-efficiency of hot water is carried out supplying hot water operating.
It addition, it is a feature of the present invention that: described first hot-water supply is also equipped with, detection is from described first supply pipe
Flow into hot water flow first flow sensor and switching can water flowing state and can not water flowing state first
Water flowing switching valve, described can water flowing state refer to can water flowing to described first heating part from described first supply pipe
State, described can not water flowing state refer to can not can not the shape of water flowing to described first heating part from described first supply pipe
State,
Possess multiple first supplying hot water unit with described first hot-water supply and described first supply pipe,
Described control portion, can described first supplying hot water dress in water flowing state according to being in described supplying hot water operates
The total amount of the detection flow of the described first flow sensor put, changes and is configured to described the first of water flowing state
The number of units of hot-water supply.
According to this composition, in described supplying hot water operates, by according to be in can described first supplying in water flowing state
The total amount of the detection flow of the described first flow sensor of hot water apparatus, changes the institute being configured to water flowing state
State the number of units of the first hot-water supply, it is possible to the use flow-quantity high-efficiency of hot water is carried out supplying hot water operating.
Accompanying drawing explanation
Fig. 1 is the pie graph (circulation heat insulation work state) of instant hot-water supply system.
Fig. 2 is the pie graph (supplying hot water duty) of instant hot-water supply system.
Fig. 3 is the flow chart of circulation heat insulation work.
Fig. 4 is the flow chart of supplying hot water work.
Fig. 5 A is the setting table of the relative importance value representing each hot-water supply, and Fig. 5 B is represent each hot-water supply excellent
The setting table of other specifications first spent.
Label declaration
1. instant hot-water supply system 2. first supply pipe 3. second supply pipe 4. return pipe
5. check-valves 29,39,59. branched pipes 10,20.P (band circulating pump) hot-water supply
17,27. first supplying hot water controller 30,40,50.N (without circulating pump) hot-water supplies
11,12 (21？). the first heat exchanger 12,22. first burner 13,23. first water regulator
(servo) 14,24. first flow sensor 15,25. first temperature sensor 16,26. circulating pumps 31,
41,51. second heat exchanger 32,42,52. second burner 33,43,53. second water regulators 34,
It is distant that 44,54. second flow sensor 37,47,57. second supplying hot water controllers 60. connect controller 70.
Control device (remote control)
Detailed description of the invention
In conjunction with Fig. 1 to Fig. 5, embodiments of the present invention are described.With reference to Fig. 1, the instant heat supply water system of present embodiment
System 1 is connection heat supply water type, possesses: 5 hot-water supplies 10,20,30,40,50；With each hot-water supply
10,20,30,40,50 by the connection controller 60 that can connect in the way of communicating and with connection controller 60
By the remote controller 70 that can connect in the way of communicating.
It addition, instant hot-water supply system 1 possesses: one end is connected the other end with waterworks and goes out what hot water bolt 9 was connected
First supply pipe 2；By the first supply pipe 2 with go out the connecting portion of hot water bolt 9 and the first supply pipe 2 with from the beginning
The connecting portion of water channel carries out the return pipe 4 connected；It is arranged on return pipe 4, return pipe 4 can be made to supply to first
The first supply pipe 2 should can not be made to the check-valves 5 of return pipe 4 water flowing while pipe 2 water flowing.
Hot-water supply 10 possesses: be connected to the first heat exchanger 11 of the first supply pipe 2 midway；First heat is handed over
First burner 12 of parallel operation 11 heating；First water regulator 13 of the aperture regulating the first supply pipe 2 (includes
The function of the first water flowing switching valve of the present invention)；Detection is first-class from the flow of the hot water of the first supply pipe 2 supply
Quantity sensor 14；First temperature sensor 15 of the temperature of the hot water that detection is flowed out from the first supply pipe 2；Suck
From the hot water of the first supply pipe 2, make the hot water circuit in the closed circuit being made up of the first supply pipe 2 and return pipe 4
Circulating pump 16；Control the first supplying hot water controller 17 of the work of hot-water supply 10.
Additionally, be made up of first heating part of the present invention the first heat exchanger 11 and the first burner 12.First heat supply
Water controller 17 is the circuit unit being made up of not shown CPU, memory body (memory) etc., by by CPU
Perform the control program of the hot-water supply 10 being saved in memory body, play and control hot-water supply 10 work
Effect.It addition, the first supply pipe 2 and hot-water supply 10 constitute the first supplying hot water unit of the present invention.
Hot-water supply 20 is connected to the midway of branched pipe 29.Branched pipe 29 is from the first supply pipe 2 branch, and connects
The upstream side of logical hot-water supply 10 and downstream side.Hot-water supply 20 is identical with hot-water supply 10, possesses:
First heat exchanger the 21, first burner the 22, first water regulator 23 (includes the first water flowing switching of the present invention
The function of valve), the 24, first temperature sensor 25 of first flow sensor, circulating pump 26 and supplying hot water controller
27。
It addition, the first heat exchanger 21 and the first burner 22 constitute first heating part of the present invention.First heat supply
Water controller 27 is the circuit unit being made up of not shown CPU, memory body etc., by being performed preservation by CPU
The control program of the hot-water supply 20 in memory body, plays the effect controlling hot-water supply 20 work.Point
Arm 29 (being equivalent to first supply pipe of the present invention) and hot-water supply 20 constitute first supplying hot water of the present invention
Unit.
Hereinafter, will be provided with circulating pump 16, the hot-water supply 10,20 of 26 is referred to as P hot-water supply and (has pump
Hot-water supply, is equivalent to first hot-water supply of the present invention) 10,20.
Then, hot-water supply 30 is connected to the midway of the second supply pipe 3.Second supply pipe 3 is from the first supply pipe
2 branches, and connect upstream side and the downstream side of P hot-water supply 10,20.Hot-water supply 30 possesses: connect
The second heat exchanger 31 in the second supply pipe 3 midway；The second burner 32 to the second heat exchanger 31 heating；
Second water regulator 33 of the aperture changing the second supply pipe (includes the merit of the second water flowing switching valve of the present invention
Can)；The second flow sensor 34 of the flow of the hot water that detection flows into from the second supply pipe 3；Detect from the second supply
Second temperature sensor 35 of the temperature of the hot water that pipe 3 flows out；And, control hot-water supply 30 work the
Two supplying hot water controllers 37.On second supply pipe 3, check-valves 6 is set.Check-valves 6 can make the first supply pipe 2
Hot-water supply 30 can not be made while return pipe 4 water flowing to the second supply pipe 3 water flowing.
Second heat exchanger 31 and the second burner 32 constitute second heating part of the present invention.It addition, the second heat supply
Water controller 37 is the circuit unit being made up of not shown CPU, memory body etc., is saved in memory body by execution
The control program of interior hot-water supply 30, plays the effect controlling hot-water supply 30 work.Second supply pipe
3 and hot-water supply 30 constitute the second supplying hot water unit of the present invention.
Hot-water supply 40 is connected to the midway of branched pipe 49.Branched pipe 49 is from the second supply pipe 3 branch, and connects
The upstream side of logical hot-water supply 30 and downstream side.Hot-water supply 40 is identical with hot-water supply 30, possesses:
Second heat exchanger 41；Second burner 42；Second water regulator 43 (includes the second water flowing switching of the present invention
The function of valve)；Second flow sensor 44；Second temperature sensor 45；And, the second supplying hot water controller 47.
Second heat exchanger 41 and the second burner 42 constitute second heating part of the present invention.It addition, the second heat supply
Water controller 47 is the circuit unit being made up of not shown CPU, memory body etc., is saved in memory body by execution
The control program of interior hot-water supply 40, plays the effect controlling hot-water supply 40 work.It addition, branch
Pipe 49 (being equivalent to second supply pipe of the present invention) and hot-water supply 40 constitute the second supplying hot water list of the present invention
Unit.
Hot-water supply 50 is connected to the midway of branched pipe 59.Branched pipe 59 is from the second supply pipe 3 branch, and connects
The upstream side of logical hot-water supply 30,40 and downstream side.Hot-water supply 50 and hot-water supply 30,40 is identical,
Possess: the second heat exchanger 51；Second burner 52；Second water regulator 53 (includes that the second of the present invention is led to
The function of water switching valve)；Second flow sensor 54；Second temperature sensor 55；And, the second supplying hot water controls
Device 57.
Second heat exchanger 51 and the second burner 52 constitute second heating part of the present invention.It addition, the second heat supply
Water controller 57 is the circuit unit being made up of not shown CPU, memory body etc., is saved in memory body by execution
The control program of interior hot-water supply 50, plays the effect controlling hot-water supply 50 work.
It addition, branched pipe 59 (being equivalent to second supply pipe of the present invention) and hot-water supply 50 constitute the present invention
The second supplying hot water unit.
Hereinafter, the hot-water supply 30,40,50 not possessing circulating pump is referred to as N hot-water supply and (not there is pump
Hot-water supply, be equivalent to second hot-water supply of the present invention) 30,40,50.
Connection controller 60 is the circuit unit being made up of not shown CPU, memory body etc., with each hot-water supply
First supplying hot water controller 17, the 27 and the second supplying hot water controller 37,47,57 of 10,20,30,40,50
Between communicate, thus each hot-water supply 10,20,30,40,50 is performed work instruction and detection is each
Hot-water supply 10,20, the state of 30,40,50.
Remote controller 70 is connected with connection controller 60.User passes through remote controller 70, it is possible to set from going out heat
The temperature (target supplying hot water temperature) of the hot water of water bolt 9 supply, time period (the circulation guarantor of execution circulation insulation operating
The temperature time period) etc..
Hereinafter, according to the flow chart shown in Fig. 3 and Fig. 4, connection controller 60 " the circulation insulation fortune performed is described
Turn " and the execution step of " supplying hot water operating ".It addition, connection controller 60 performs " circulation insulation operating " and " heat supply
Water transport turns " composition be equivalent to the control portion of the present invention.
Fig. 3 is the flow chart of " circulation insulation operating ".Connection controller 60 is in step 1 (STEP1), by each confession
Hot water apparatus 10,20, the relative importance value of 30,40,50 is set to that circulation insulation operating is used.Connection controller 60 according to
Setting table shown in Fig. 5 A sets the relative importance value of each hot-water supply 10,20,30,40,50.
As shown in Figure 5A, in the present embodiment, for connectivity port No.1～No.5 of connection controller 60,
P hot-water supply 10 is connected on No.4, and P hot-water supply 20 is connected on No.5, N hot-water supply 30
Being connected on No.1, N hot-water supply 40 is connected on No.2, and N hot-water supply 50 is connected on No.3.
Further, connection controller 60, according to the setting table of Fig. 5 A, when supplying hot water operates, will preferentially rank setting
Become P hot-water supply 10 → P hot-water supply 20 → N hot-water supply 30 → N hot-water supply 40 → N heat supply
The order (the preferential ranking of supplying hot water operating) of water device 50.
It addition, preferentially ranking is set to P hot-water supply 10 when circulation insulation operating by connection controller 60,
The order of 20 → N hot-water supply 30 → N hot-water supply 40 → N hot-water supply 50 (use by circulation insulation operating
Preferential ranking).In this case, P hot-water supply 10,20 is identical preferential ranking.
Then, in step 2 (STEP2), connection controller 60 is according to preferential ranking, for P hot-water supply
10,20 control signals sending instruction the first water regulator 13,23 valve opening.And, connect controller 60 phase
N hot-water supply 40,50 is sent the control signal of instruction the second water regulator 43,53 valve closing.
In this way, as illustrated in figs. 1 and 5a,.P hot-water supply 10,20 and N supplying hot water are filled
Putting 30, the first water regulator 13,23 and the second water regulator 33 is in closed valve state (can the shape of water flowing
State, represents by hollow triangle in Fig. 2 and Fig. 3).It addition, for N hot-water supply 40, the 50, second water
Amount actuator 43,53 be in closed valve state (can not the state of water flowing, Fig. 1 and Fig. 2 uses black triangle table
Show).
In step 3 then (STEP3), connection controller 60 is to the first confession of P hot-water supply 10,20
Hot water controller 17,27 send the control signal that instruction circulation starts.Receive the first supplying hot water of this control signal
Controller 17,27 start the cycle over pump 16, the work of 26.Therefore, as it is shown in figure 1, by the first supply pipe 2 and point
The circulation of the hot water in the closed circuit that arm 29 and return pipe 4 are constituted starts.
When the detection flow of first flow sensor 14 is more than supplying hot water detection flow (igniting flow), first
Supplying hot water controller 17 controls the firepower of the first burner 12 so that the detection temperature of the first temperature sensor 15 becomes
For target supplying hot water temperature.Equally, it is more than supplying hot water detection flow when the detection flow of first flow sensor 24
Time, the first supplying hot water controller 27 controls the firepower of the first burner 22 so that the inspection of the first temperature sensor 25
Testing temperature becomes target supplying hot water temperature.
Thus, " circulation insulation operating " is started.Should " circulation insulation operating " refer to by the first supply pipe 2 and branched pipe
29 and return pipe 4 constitute closed circuit in hot water by P hot-water supply 10,20 heat while follow
Ring.
In step 4 then (STEP4), connection controller 60 to each hot-water supply 10,20,30,40,
First supplying hot water controller 17, the 27 and the second supplying hot water controller 37,47,57 of 50 sends control signal.
This control signal requires flow transducer (first flow sensor 14,24, second flow sensor 34,44,54)
Detection flow data send.Further, connection controller 60 is from the first supplying hot water controller 17,27 and the second
Supplying hot water controller 37,47,57 receives flow transducer, and (first flow sensor 14,24, second flow sense
Device 34,44,54) detection flow data.
In step 5 then (STEP5), connection controller 60 judges circulation in " circulation insulation operating " performs
Whether heat-retaining condition is set up.In two following conditions, one of them condition meets to be set to circulate heat preservation strip
Part.
The current time is the circulation temperature retention time section set by remote controller 70,
After operation being performed circulation insulation by remote controller 70.
When circulating heat-retaining condition and setting up, entering step 6 (STEP6), connection controller 60 judges that N supplying hot water fills
Whether the detection flow of the second flow sensor 34 putting 30 is more than supplying hot water detection flow.
In step 6 (STEP6), when the detection underfed supplying hot water detection flow of second flow sensor 34,
Because being in hot water be not flowed into the state N hot-water supply 30 from the second supply pipe 3, it is possible to judge
Go out hot water bolt 9 and close bolt.Therefore, in this case, return to step 5 (STEP5), connect controller 60
Continue the control of " circulation insulation operating ".
On the other hand, in step 6 (STEP6), when the detection flow of second flow sensor 34 is supplying hot water inspection
When knowing more than flow, because being in hot water to flow into the state of N hot-water supply 30 from the second supply pipe 3, it is possible to
Judge that hot water bolt 9 opens bolt.
Therefore, in this case, step 7 (STEP7) is entered.Connection controller 60 is to P hot-water supply 10
The first supplying hot water controller 17 and P hot-water supply 20 first supplying hot water controller 27 send instruction circulating pump
16,26 control signals stopped, allowing circulating pump 16, and 26 stop.
In step 8 then (STEP8), connection controller 60 by each hot-water supply 10,20,30,40,
The preferential ranking of 50 is set to the preferential ranking of the supplying hot water operating shown in Fig. 5 A.At step 9 then (STEP9)
In, connect controller 60 according to preferential ranking to the first heat supply water control of the P hot-water supply 10 of preferential top ranked
Device 17 processed sends the control signal of instruction the first water regulator 13 valve opening, and to other hot-water supplies 20,30,
The first supplying hot water controller 27 of 40,50 and the second supplying hot water controller 37,47,57 send instruction runoff investigation
Device 23,33, the control signal of 43,53 valve closing.
In this way, the first water regulator 13 valve opening of only P hot-water supply 10, other supplying hot water dress
Putting 20, the water regulating valve 23,33,43,53 of 30,40,50 is in the state of valve closing.Subsequently, step is entered
9 (STEP9), connection controller 60 controls to " supplying hot water operating " transition from " circulation insulation operating ".
It addition, in step 5 (STEP5), circulation heat-retaining condition is also branched off into step 7 (STEP7) when being false,
Connection controller 60 controls to " supplying hot water operating " transition from " circulation insulation operating ".
Then, the execution sequence of " the supplying hot water operating " that perform by connection controller 60 with reference to Fig. 4 explanation.
In the step 20 (STEP20) of Fig. 4, connection controller 60 is to the P supplying hot water dress that relative importance value is 1～3
Put 10, the first supplying hot water controller 17,27 of 20 and the second supplying hot water controller 37 of N hot-water supply 30
Send the control letter of instruction water regulator (the first water regulator 13,23 and the second water regulator 33) valve opening
Number, and relative importance value be 4～5 N hot-water supply 40,50 second supplying hot water controller 47,57 send instruction
Water regulator (the control signal of the second water regulator 43,53 valve closing.
Thus, as in figure 2 it is shown, the first water regulator 13,23 and N supplying hot water of P hot-water supply 10,20
Second water regulator 33 of device 30 is in valve opening state, and N hot-water supply 40, second water yield of 50 is adjusted
Joint device 43,53 one-tenth closed valve state.
In fig. 2, represent by hollow triangle and be in the first water regulator 13,23 and the second water of valve opening state
Amount actuator 33, represents the second water regulator 43,53 being in valve opening state with black triangle.Fig. 2's
In state, by the first heat exchanger 11,21 and the second of N hot-water supply 30 of P hot-water supply 10,20
The hot water of heat exchanger 31 heating is supplied to from going out hot water bolt.
In step 21 then (STEP21), connection controller 60 is to the first of P hot-water supply 10,20
Supplying hot water controller 17,27 and the second supplying hot water controller 37,47,57 of N hot-water supply 30,40,50
Send the number of the detection flow requiring first flow sensor 14,24 and second flow sensor 34,44,54 respectively
According to signal.
Connection controller 60 is from the first supplying hot water controller 17,27 and the second supplying hot water controller 37,47,57 points
Jie Shou first flow sensor 14,24 and the detection data on flows of second flow sensor 34,44,54.Further,
Connection controller 60 identifies first flow sensor 14,24 and the detection stream of second flow sensor 34,44,54
Amount.
In step 22 then (STEP22), connection controller 60 judge first flow sensor 14,24 and
Whether the total amount of the detection flow of second flow sensor 34,44,54 is anhydrous (total amount of detection flow is zero).
Further, when the total flow of detection flow is not anhydrous, enters step 23 (STEP23), connect controller 60 base
Total amount in detection flow judges that supplying hot water ability is the most not enough.It addition, in step 22, the total amount of detection flow
When being anhydrous, being transitioned into step 30 (STEP30), connection controller 60 judges to circulate whether heat-retaining condition is set up.
Specifically, connection controller 60 exceedes the threshold value in multiple stage set in advance whenever the total amount of detection flow
Time, it is judged that supplying hot water ability is the most not enough, and enters step 24 (STEP24).Then, connection controller 60 pin
To 5 hot-water supplies 10,20,30,40,50, to water regulator (the first water regulator 13,23 He
Second water regulator 33,43,53) be in the hot-water supply closing bolt, relative importance value is the highest hot-water supply
Water regulator carry out out bolt, increase the confession being in operating condition (being in the state that the water to circulation heats)
The number of units of hot water apparatus, and return to step 22.
On the other hand, in step 23 (STEP23), when judging that supplying hot water ability is not enough, it is branched off into step
Rapid 40 (STEP40), connection controller 60 judges that supplying hot water ability is superfluous.Specifically, connection controller
60 whenever the total amount detecting flow of first flow sensor 14,24 and second flow sensor 34,44,54
When becoming fewer than the threshold value in the plurality of stage, it is judged that supplying hot water ability is superfluous, and enters into step 41 (STEP41).
Then, connection controller 60 for 5 hot-water supplies 10,20,30,40,50, to water regulator
(the first water regulator 13,23 and the second water regulator 33,43,53) is out the hot-water supply (place of bolt
In operating condition) in, relative importance value be that the water regulator of minimum hot-water supply carries out closing bolt, reduce and be in operating
The number of units of the hot-water supply of state.
It addition, in step 40, when connecting controller 60 and judging that supplying hot water ability is not superfluous, from step 40
Enter into step 22.In this case, the number of units of the hot-water supply being in operating condition does not changes.
Additionally, in the present embodiment, as shown in Figure 5A, P hot-water supply 10,20 and N supplying hot water are filled
Putting 30,40,50 set relative importance value continuously.But can also as shown in Figure 5 B, to P hot-water supply 10,
20 and N hot-water supplies 30,40,50 make a distinction and set preferential ranking.
In this case, such as when circulation insulation operating, it is possible to control the corresponding circulating load of switching and only allow P heat supply
The situation of circulating pump 16 work of water device 10 and corresponding circulating load are by the circulating pump 16 of P hot-water supply 10
And the cooperative situation of circulating pump 26 of P hot-water supply 20.
It addition, when supplying hot water operates, it is possible to allow N hot-water supply 30,40,50 ratio P hot-water supply 10,
20 are preferentially operated such that it is able to when always operating of each hot-water supply of control realization 10,20,30,40,50
Between homogenization.
In the present embodiment, it is shown that will connection controller 60 and hot-water supply 10,20,30,40,50
Other the example arranged.But can also be arranged to allow hot-water supply 10, the arbitrary confession in 20,30,40,50
The supplying hot water controller of hot water apparatus is with the composition of the function of connection controller 60.At this moment, remote controller and confession are formed
The composition that hot water controller connects.
It addition, in the present embodiment, it is shown that possess the instant of 2 P hot-water supplies and 3 hot-water supplies
Hot-water supply system.As long as but possess the P hot-water supply of the most each and the instant confession of N hot-water supply
Hot-water heating system, it becomes possible to be applicable to the present invention.
Additionally, in the present embodiment, it is shown that possess the confession of burner (gas burner, lam-oil burner etc.)
Hot water apparatus.But can also use and make use of the other kinds of heat supply water devices such as electric.
Claims (4)
1. an instant hot-water supply system, it is characterised in that possess:
First supply pipe, its one end is connected with waterworks, the other end with go out hot water and tether and connect；
Return pipe, it is communicated between one end and the other end of described first supply pipe；
First hot-water supply, it possesses the first heating part and circulating pump, and described first heating part is connected to described first
The midway of supply pipe, and the hot water circulated in described first supply pipe is heated, described circulating pump allows by described
Hot water circuit in the closed circuit that first supply pipe and described return pipe are constituted；
Second supply pipe, the upstream side of described first hot-water supply of its described first supply pipe of connection and downstream；
Second hot-water supply, it possesses the second heating part and second flow sensor, and described second heating part is connected to
The midway of described second supply pipe, and the hot water circulated in described second supply pipe is heated, described second
The flow of the hot water that quantity sensor detection flows into from described second supply pipe；
Check-valves, it makes it possible to from described second supply pipe to described second hot-water supply water flowing, it is impossible to from described
Second hot-water supply is to described second supply pipe water flowing；
Control portion, during the supplying hot water detection flow that the detection underfed at described second flow sensor specifies, described
Control portion performs to make the circulation insulation operating of described first heating part work when allowing described circulating pump work,
When the detection flow of described second flow sensor is more than described supplying hot water detection flow, described control portion performs allowing
Described circulating pump stop state under make in described first heating part and described second heating part at least any one adds
The supplying hot water operating of hot portion work.
Instant hot-water supply system the most according to claim 1, it is characterised in that
Described second hot-water supply possess switching can water flowing state and can not water flowing state second water flowing switching valve,
Described can water flowing state refer to from described second supply pipe to the state of described second heating part water flowing, described not
Can water flowing state refer to can not from described second supply pipe to the state of described second heating part water flowing,
Described instant hot-water supply system possesses and multiple has described second hot-water supply, described second supply pipe and described
Second supplying hot water unit of check-valves,
Described control portion switches valve by least in the plurality of second hot-water supply by described second water flowing
Hot-water supply is arranged to water flowing state, performs described circulation insulation operating, performs in described circulation insulation operating
In, when be arranged to described can the detection flow of described second flow sensor of the second hot-water supply of water flowing state
When becoming more than described supplying hot water detection flow, terminate described circulation insulation operating, perform the operating of described supplying hot water,
Described control portion, can described second supplying in water flowing state according to being in the execution that described supplying hot water operates
The total amount of the detection flow of the described second flow sensor of hot water apparatus, changes the institute being configured to water flowing state
State the number of units of the second hot-water supply.
Instant hot-water supply system the most according to claim 2, it is characterised in that
Described first hot-water supply possesses the first flow of the flow detecting the hot water from described first supply pipe inflow
Sensor and switching can water flowing state and can not water flowing state first water flowing switching valve, described can water flowing state
Refer to from described first supply pipe to the state of described first heating part water flowing, described can not water flowing state refer to not
Can from described first supply pipe to the state of described first heating part water flowing,
Described instant hot-water supply system possesses and multiple has the of described first hot-water supply and described first supply pipe
One supplying hot water unit,
Described control portion, can described first heat supply in water flowing state according to being in the operating of described supplying hot water performs
The total amount of the detection flow of the described first flow sensor of water device, changes and is configured to the described of water flowing state
The number of units of the first hot-water supply.
Instant hot-water supply system the most according to claim 1, it is characterised in that
Described first hot-water supply possesses the first flow of the flow detecting the hot water from described first supply pipe inflow
Sensor and switching can water flowing state and can not water flowing state first water flowing switching valve, described can water flowing state
Refer to from described first supply pipe to the state of described first heating part water flowing, described can not water flowing state refer to not
Can from described first supply pipe to the state of described first heating part water flowing,
Described instant hot-water supply system possesses and multiple has the of described first hot-water supply and described first supply pipe
One supplying hot water unit,
Described control portion, can described first heat supply in water flowing state according to being in the operating of described supplying hot water performs
The total amount of the detection flow of the described first flow sensor of water device, changes and is configured to the described of water flowing state
The number of units of the first hot-water supply.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410829326.5A CN105783240B (en) | 2014-12-26 | 2014-12-26 | Instant hot-water supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410829326.5A CN105783240B (en) | 2014-12-26 | 2014-12-26 | Instant hot-water supply system |
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| CN105783240A true CN105783240A (en) | 2016-07-20 |
| CN105783240B CN105783240B (en) | 2019-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410829326.5A Active CN105783240B (en) | 2014-12-26 | 2014-12-26 | Instant hot-water supply system |
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| CN110940088A (en) * | 2018-09-25 | 2020-03-31 | 瑞美制造公司 | Tankless water heater apparatus, system, and method |
| CN111912093A (en) * | 2019-05-09 | 2020-11-10 | 株式会社百乐满 | Hot water supply system and water heater |
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| CN111912093B (en) * | 2019-05-09 | 2024-04-30 | 株式会社百乐满 | Hot water supply system and water heater |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105783240B (en) | 2019-03-26 |
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