CN203823884U - Heat metering management system for heating based on hydraulic power balance - Google Patents
Heat metering management system for heating based on hydraulic power balance Download PDFInfo
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- CN203823884U CN203823884U CN201420260073.XU CN201420260073U CN203823884U CN 203823884 U CN203823884 U CN 203823884U CN 201420260073 U CN201420260073 U CN 201420260073U CN 203823884 U CN203823884 U CN 203823884U
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Abstract
The utility model discloses a heat metering management system for heating based on hydraulic power balance, which mainly comprises a heating station, heat exchange stations and household users, wherein the heating station exchanges heat with a plurality of heat exchange stations through a primary network pipeline; each heat exchange station supplies heat for terminal household users through a secondary pipeline, and is provided with a heat exchanger which exchanges heat with the heating station; heat exchange is accomplished by main pipelines communicated with the heating station, and a plurality of parallel branch pipelines I which run through the heating terminal users and supply heat for every household user; each main pipeline is provided with a self-operated type flow valve I, a heat meter for buildings, and a main control valve; correspondingly, each parallel branch pipeline I is provided with a self-operated type flow valve II, a heat meter for household users, and a sub-control valve. Due to the fact that the self-operated type flow valves are arranged in every heating terminal user, when the valve is shut down by the corresponding user in parallel pipelines, flow of other users is not influenced, so that metering fairness and accuracy of independent heat supply for different household users are effectively ensured.
Description
Technical field
The utility model relates to a kind of hydraulically balanced Manage System for Heat-Metering.Relate to Patent classificating number F24 heat supply; Cooking stove; Ventilation F24D domestic-heating system or space-heating system, for example central heating system; Domestic hot-water supply system; Its used unit or member.
Background technology
Self-operated flow control valve mainly contains valve body, automatic regulating valve plug, pressure-sensitive diaphragm and manually sets valve plate and the flow scale dish formation of flow.During work, first flow is set as to desirable value according to graduation indication, when pressure differential deltap p=p1-p3 increases before and after valve, because increasing, internal pressure p2 make diaphragm drive automatic valve plug, restriction is reduced, the pressure reduction p2-p3 in exit is remained unchanged, former setting flow is also invariable, when Δ p reduces, former setting flow is tending towards reducing, and now, by spring action, automatic spool restriction is increased, exit pressure reduction is still remained unchanged, and former setting constant flow is constant.
Although self-operated flow control valve has improved heating water dynamic balance problem, but still can not make central heating industry realize the target of " fair heat, the reasonable meterage of using ".
For a long time, the northern area of China town dweller's heating is all charged with heat metering by the area of residence rather than reality, cause user's awareness of saving energy poor, cause the wasting of resources, atmosphere pollution situation makes the matter worse, family heat metering table is as unique method of using measurement instrument completely in numerous metering methods, and reasonability and the accuracy of its metering all get the nod.The basic principle of ultrasonic heat gauge table reflects rate of flow of fluid by measuring ultrasonic wave co-current flow and counter-current flow direction spread speed difference in fluid.Ultrasonic wave is propagated in mobile fluid, and downbeam spread speed can increase, and countercurrent direction reduces, and same propagation distance just has the different propagation times, utilizes the relation between its difference and detected fluid flow velocity just can try to achieve flow velocity, and then is converted into flow.
Single function of measuring can only strengthen the common people's energy-saving and emission-reduction consciousness, does not but reach the object of energy-saving and emission-reduction.
Indoor temperature control system is widely used in fields such as heating, air-conditionings, and its operation principle is by indoor temperature control panel, to control the opening time of electrically operated valve, to reach the effect that changes uninterrupted and regulate indoor temperature.Because heating is a special hot water circuit system, single room temperature control system only can destroy existing hydraulic equilibrium state, does not only reach the effect of desirable energy-saving and emission-reduction, more can increase the hydraulically balanced burden of heating.
Current central heating industry two large problems, the first, heating hydraulic misadjustment, wastes energy; The second, by area charge, user indoor temperature gap is large, and heating problem of the payment of fees is the focus of the common people's dispute all the time.
Utility model content
The utility model is for being caused by pipeline setting in inside, community resident building, when a parallel pipeline user valve-off, the customer flow that can cause being in other parallel pipeline increases, and then affect other user's heating amount, have a strong impact on the fair problem of household metering and develop a kind of based on hydraulically balanced Manage System for Heat-Metering, mainly comprise:
Heating plant, heat exchange station and domestic consumer.Heating plant carries out heat exchange, domestic consumer's heat supply that each heat exchange station is terminal by secondary network pipeline by network pipeline and a plurality of heat exchange station.
Described heat exchange station is provided with the heat exchanger that carries out heat exchange with heating plant.The main line being communicated with heating plant and many described heat supply terminal uses of process are also for the bye-pass I in parallel of each domestic consumer's heat supply completes heat exchange at heat exchanger.Described main line is provided with Self-operated flow valve I, a building heat meter and master control valve; Corresponding described bye-pass I in parallel is provided with Self-operated flow valve II, family heat metering table and sub-control valve.
Owing to being all provided with Self-operated flow valve each household heat supply terminal use, can guarantee when a user in parallel pipeline closes self valve, other user's flow can not be affected, and has effectively guaranteed fairness and the accuracy of household heat supplying metering.
As an embodiment preferably, the described Self-operated flow valve II that is arranged on heat supply terminal use is electronic Self-operated flow valve, simultaneously in order to facilitate household heat supplying user to comprising arranging for heat condition of temperature, heat supply duration etc., corresponding described electronic Self-operated flow valve is also connected with the temperature control panel that heat supply terminal use controls, and facilitates home terminal user at any time oneself heating load to be operated.
Further, in order conveniently the heat supply user of household metering to be carried out to heating load, add up, described family heat metering table is connected with integrated reading device.As an embodiment preferably, in the residential block covering in heating system, each building or a unit arrange an integrated reading device, and this integrated reading device is communicated by letter with a plurality of families heat metering table in building.
A nearlyer step, on a large scale, to use on the basis of integrated reading device, described heat exchange station inside is also provided with total integrated reading device and the concentrator with a described building heat meter and integrated reading device telecommunication; The dsc data that supplies by described integrated reading device and total integrated reading device collection, by described concentrator, be uploaded to the tele-control system that is arranged on heating plant 1, administrative staff can carry out Data Analysis by the specialized management software on computer, the final actual information that obtains user and heat exchange station etc. control point, comprise heat meter meter reading data, the clearing of user's heating fee, the projects such as energy conservation, loss, effectively reduce cost of labor and have improved operating efficiency.
Same, in order to facilitate administrative staff to understand in real time overall system heat supply situation, a described network pipeline is provided with total heat meter.
In the prior art, regulate the hydraulic equilibrium of heating system, owing to not adopting family hydraulic equilibrium valve, so can only regulate the hydraulic equilibrium between building, common way is: active accommodation, and one of the heat supply valve opening in first Jiang Yidong building is than better suited angle, and whether check meets for heat request, if meet for heat request, continue to regulate next building; If do not meet, need progressively to finely tune the unlatching amplitude of heat supply valve, until meet for heat request, whole process is very very long, loaded down with trivial details, has wasted a large amount of manpowers and time cost.Even if adjust complete, formed the hydraulic equilibrium between building, due to the heat supply valve that does not divide family to install, between resident in Lou Dong, exist equally great error in dipping, and any one domestic consumer in system, regulates the heat supply valve at oneself minute family, can break the hydraulic equilibrium of whole system, affect accuracy and the fairness of each domestic consumer's heat metering in system.
Owing to having adopted technique scheme, the utility model provide based on hydraulically balanced Manage System for Heat-Metering, make whole hydraulic equilibrium system not affected by the variation of any one link, really make heating company reach energy-conservation effect, thoroughly solved heating company because the problems such as difficulty of paying the fees that common people's indoor temperature gap causes greatly, adopt the advanced technologies such as remote control management system simultaneously, reduced manpower and materials, reduced the cost of enterprise operation.
Accompanying drawing explanation
Technical scheme for clearer explanation embodiment of the present utility model or prior art, by the accompanying drawing of required use in embodiment or description of the Prior Art being done to one, introduce simply below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the module map of the utility model power-supply metering system
Fig. 2 is the module map that the utility model embodiment mono-relates to heat measuring system
Fig. 3 is the exemplary diagram of the utility model embodiment mono-
The specific embodiment
For making object, technical scheme and the advantage of embodiment of the present utility model clearer, below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is known to complete description:
As shown in Figure 1: a kind of based on hydraulically balanced Manage System for Heat-Metering, comprising: heating plant 1, by network pipeline 11 and this heating plant 1, carry out the heat supply terminal use 3 that a plurality of heat exchange stations 2 He Yi each household families of heat exchange are unit.
Described heat exchange station is provided with the heat exchanger 24 that carries out heat exchange with heating plant 1, and the secondary network pipeline of being drawn by heating plant comprises main line 21 and many described heat supply terminal uses 3 of process and is the bye-pass I23 in parallel of each user's heat supply; Described main line 21 is provided with Self-operated flow valve I221, a building heat meter 222 and master control valve 223; Described bye-pass I23 in parallel is provided with Self-operated flow valve II231, family heat metering table 232 and sub-control valve 233.
Described Self-operated flow valve II231 is electronic Self-operated flow valve, and this flow valve is also connected with the temperature control panel 234 that heat supply terminal use 3 controls.Described family heat metering table 232 is connected with integrated reading device 31.Described heat exchange station 2 inside are also provided with total integrated reading device 25 and the concentrator 26 with a heat meter 222 communications of described building; The dsc data that supplies by described integrated reading device 31 and 25 collections of total integrated reading device, is uploaded to the tele-control system 4 that is arranged on heating plant 1 by described concentrator 26.
Embodiment 1: for better explanation effect of the present utility model, in the system in the present embodiment 1, details has been made to corresponding modification, the mounting means of integrated pipeline of the prior art and valve, by contrasting outstanding effect of the present utility model.As shown in Figure 2:
The master control valve 223 that described main line 21 is provided with is replaced by a master control ball valve 225, this master control ball valve 225 passes through pipeline connection with Self-operated flow valve I221, for the defect that in outstanding prior art, pipeline and valve arrange, master control ball valve 225, Self-operated flow valve I221 and Lou Dong heat meter 222 are arranged on described main line 21 simultaneously.At the two ends of master control ball valve 225 and Self-operated flow valve I221, be provided with the master control butterfly valve 224 of a parallel connection.
Simultaneously, sub-control valve 224 on described bye-pass I23 in parallel is replaced by one minute valve-control spherical 235, same defect and advantage of the present utility model in order to verify that conventional tube and valve arrange, divide valve-control spherical 234, Self-operated flow valve II231 and family heat metering table 232 to be directly communicated with by pipeline, at the two ends of Self-operated flow valve II231 and minute valve-control spherical 234, be provided with the sub-control butterfly valve 236 of a parallel connection.
Simulate the set-up mode of existing pipeline and valve: master control butterfly valve 224 is all opened, sub-control butterfly valve 236 is all opened, and master control ball valve 225 Close Alls all divide valve-control spherical 235 to close.
Under original state, the flow registration of a plurality of buildings heat meter 222 is by the far and near order with heating plant, present ascending registration, less apart from the registration of a heating plant Yue Yuan building heat meter 222, registration apart from a heating plant Yue Jin building heat meter 222 is larger, illustrate that the assignment of traffic between various heat exchange station is inhomogeneous, need to regulate.
In the process regulating, need to repeatedly regulate the master control butterfly valve 224 of each heat exchange station 2, the registration of a Shi Ge building heat meter 222 is consistent.Now heat exchange station system reaches hydraulic equilibrium state.
Same passing through regulates each sub-control butterfly valve 236 repeatedly, and the registration of each family heat metering table 232 is reached unanimously, reaches user's hydraulic equilibrium state.
In adjustment process, adjusting along with each sub-control butterfly valve 236, the registration of corresponding (in the unit at sub-control butterfly valve 236 places) building heat meter 222 is also changing, so must regulate different sub-control butterfly valves 236 and master control butterfly valve 224 simultaneously, just likely make a plurality of buildings heat meter 222 and a plurality of families heat metering table 232 reach poised state simultaneously, this phenomenon has also absolutely proved that the variation of any one link in existing heating system (while especially promoting household metering in traditional heating system, in system, any one user operates oneself heat supply valve, capital has influence on the hydraulic equilibrium of whole system, thereby cause the unbalance of other user metering) all can affect the hydraulic equilibrium of whole system.
Such as: as shown in Figure 3: as " building, No. 1 No. 1st, community 1st floor No. 1, Unit 1 user ", heat supply terminal use 3a1 closes its oneself sub-control butterfly valve 236a1, and corresponding family heat metering table 232a1 flow registration reduces to 0.
Family heat metering table 232a2 ... it is large that family heat metering table 232aN flow registration becomes, and a building heat meter 222a represents that number reduces, a building heat meter 222a ... a building heat meter 222x registration becomes large, and total heat meter 111 registrations are constant.The behavior of being closed sub-control butterfly valve 236a1 by heat supply terminal use 3a1 through the heating system hydraulic equilibrium repeatedly regulating has been broken, and system only has through debugging repeatedly again just can reach balance.
When heat exchange station is stopped using or breaks down, be that master control butterfly valve 224a closes, a corresponding building heat meter 222a is 0, family heat metering table 232a1 ... family heat metering table 232aN registration is 0, other a building heat meter 222b ... a building heat meter 222x increases simultaneously, corresponding family heat metering table 232b1 ... 232bN, family heat metering table 232x1 ... it is large that the registration of 232xN becomes, and total heat meter 111 registrations remain unchanged.The balance of heating system because the fault of a heat exchange station is closed has also been lacked of proper care.
More than fact proved: what in existing heating system, hydraulic equilibrium was done is good again, as long as a link changes, the hydraulic equilibrium of whole heating system will be lacked of proper care, and needs a large amount of debugging just can come back to poised state.
Local in system, the situation of Self-operated valve is set: master control butterfly valve 224a by pipeline set-up mode of the present utility model ... 224x all opens, sub-control butterfly valve 236a1 ... 236aN closes, the terminal use's that heat exchange station connects sub-control butterfly valve Close All, divide valve-control spherical all to open, by mode described in the present embodiment.
The user who connects at all the other heat exchange stations still opens corresponding sub-control butterfly valve, closes minute valve-control spherical in parallel.Intrasystem original state is: a building heat meter 222a ... .222x ascending the putting in order as heat meter 222a of flow registration ... .222x (the order that registration is ascending, distance by a building heat meter and heating plant determines, far away apart from heating plant, registration is less; For a plurality of buildings heat meter that connects same heat exchange station, also follow this rule, far away apart from heat exchange station, initial registration is less), descending the putting in order as family heat metering table 232a1 of registration of family heat metering table ... 232aN, family heat metering table 232b1 ... 232bN, family heat metering table 232x1 ... 232xN.
First regulate the Self-operated flow valve II231a1 under use state ... 231aN and the sub-control butterfly valve of other heat exchange station correspondence under use state, make the registration of family heat metering tables whole in system identical; Regulate in using the master control butterfly valve of state again, make the registration of whole buildings heat meter identical, system reaches balance.
When heat supply terminal use 3a1 closes, divide valve-control spherical 235a1 to close, corresponding family heat metering table 232a1 registration is 0, under corresponding heat exchange station 2a, other family heat metering represents that number is constant, a corresponding heat exchange station 2a building heat meter 222a registration reduces, the building of all the other heat exchange stations of a system heat meter 222b ... it is large that the registration of 222x becomes, described these heat exchange stations 2a ... the family heat metering table 232b1 of 2x (corresponding user does not adopt ball valve) ... 232Bn, heat meter 232x1 ... it is large that the registration of 232xN becomes, a pipe network total heat metering 111 represents that number is constant.
When heat exchange station 2b stops using or breaks down, butterfly valve 224b closes, and a building heat meter 222b registration is 0, and a building heat meter 222a registration is constant, and other a building heat meter registration becomes large; Family heat metering table 232a1,232a2 ... the registration of 232aN is all constant, family heat metering table 232b1,232b2 ... the registration of 232bN is 0, in system, remain other family heat metering table 232x1 ... it is large that the registration of 232xN becomes, and the registration of total heat meter 111 is constant.
Sum up: closing " building, No. 1 No. 1st, community 1st floor No. 1, Unit 1 user " is the butterfly valve 236a1 of heat supply terminal use 3a1, to " building, No. 1 No. 1st, community 2nd floors No. 1, Unit 1 user " 3a2 ... " building, No. 1 No. 1st, community 1 No. 1, N building, unit user " 3aN is without impact, but heat exchanging station 2a, 2b ... the impact of 2x is larger, simultaneously on not using the impact of community of self-operated flow control valve also larger;
When heat exchange station, 2b closes, and the impact of heat exchanging station 2a and other heat exchange station is larger, on other communities of self-operated flow control valve and heating area thereof being installed without impact.Fact proved: use three pipe networks of self-operated flow control valve, when wherein link changes, on the hydraulic equilibrium of same pipe network system, without impact, but the hydraulic equilibrium of heat exchanging station secondary pipe network has caused impact; And when heat exchange station secondary pipe network changes, on using the region of self-operated flow control valve without impact, but larger on the impact of other heat exchange station secondary pipe networks.
As master control butterfly valve 224 (224a, 224b ... 224x) Close All, sub-control butterfly valve 236 is all opened, and master control ball valve 221a opens, minute valve-control spherical Close All in system; Original state is: ascending the putting in order as a building heat meter 222a of flow registration of a building heat meter ... unit heat metering 222N.Descending the putting in order as heat meter 235a1 of flow registration of household metering table ... 235aN, 235b1 ... 235bN ... 235x1 ... 235xN.
First regulate Self-operated flow valve I225a ... ..225x, make the registration of whole buildings heat meter identical, whole sub-control butterfly valve in regulating system, make the registration of each family heat metering table in system identical, this etching system reaches poised state.
As " building, No. 1 No. 1st, community 1st floor No. 1, Unit 1 user ", terminal heat supply user 3a1 closes, be that sub-control butterfly valve 236a1 closes, family heat metering table 232a1 registration is 0, family heat metering table 232a2 ... it is large that 232aN registration becomes, a building heat meter 222a ... 222x registration is constant, family heat metering table 232b1 ... 232bN, 232x1 ... the registration of 232xN does not change, and a pipe network total heat metering 111 represents that number is constant.
When heat exchange station, 2b closes, be that unit ball valve 225b closes, a building heat meter 222b registration is 0, the registration of a building heat meter 222a is constant, other a building heat meter registration is constant, the registration of total heat meter 111 reduces, family heat metering table 232a1 ... .232aN registration is constant, family heat metering table 232b1 ... .232bN registration is 0.In system, the registration of a building heat meter becomes large.
Sum up: closing of " building, No. 1 No. 1st, community 1st floor No. 1, Unit 1 user " (heat supply terminal use 3a1) sub-control butterfly valve 236a1 makes " building, No. 1 No. 1st, community 2nd floors No. 1, Unit 1 user " ... the flow of " building, No. 1 No. 1st, community 1 No. 1, N building, unit user " increases, but does not affect the hydraulic equilibrium between each heat exchange station of system; When heat exchange station 2, closing is that master control ball valve 225b closes, and on the not impact of the hydraulic equilibrium of whole secondary network and three secondary nets, and the hot water output quantity of heating plant reduces.Fact proved: each heat exchange station is used after self-operated flow control valve, can reach energy-conservation effect, but still can not guarantee that user reaches the object of " fair heat, the reasonable meterage of using ".
Adopt mode shown in the utility model completely: intrasystem whole ball valves are all closed, in system, all ball valve is opened; Original state is: ascending the putting in order as 222a of flow registration of a building heat meter ... 222x, descending the putting in order as heat meter 235a1 of flow registration of household metering table ... 235aN ... 235b1 ... 235bN ...
First Self-operated flow valve I221a in regulating system ... 221x, make a building heat meter registration identical, regulate again Self-operated flow valve II231a1 ... 231aN, 231b1 ... ..231bN ... 231x1 ... 231xN, make the registration of each family heat metering table identical, the Hydraulic Power System that this moment heats reaches poised state.
When " building, No. 1 No. 1st, community 1st floor No. 1, Unit 1 user " closes and divide valve-control spherical 235a1 to close, the registration of family heat metering table 232a1 is 0, other family heat metering table 232a2 in heat exchange station ... ..232aN registration is constant, the registration of the building of a heat exchange station heat meter 222a reduces, the building of other a heat exchange station heat meter registration is constant, there is not any variation in the family heat metering table of other heat exchange station, the registration of total heat meter 111 reduces yet.
If closing, heat exchange station divide valve-control spherical 225a to close, a building heat meter 222a registration is 0, in system, other heat meter registration is constant, the family heat metering table 236a1 that heat exchange station is corresponding ... 236aN registration is 0, in system, the registration of other family heat metering table is constant, and the registration of total heat meter 111 reduces.
Summing up, is master control ball valve 235a1 while closing when " building, No. 1 No. 1st, community 1st floor No. 1, Unit 1 user " closes, on three pipe network systems without impact, on secondary pipe network system also without impact, and can reduce the flow output of heat exchange station 2a, thereby reduce the flow output of heating plant, reach energy-conservation effect; When heat exchange station, closing is master control ball valve 225a while closing, in system other heat exchange station and corresponding terminal use all without impact, and can reduce the flow output of heating plant, reach energy-conservation effect.Fact proved: whole system can reach energy-conservation effect after using " hot metering management system and control method thereof under the application of heating water dynamic balance ", and can guarantee that user reaches the object of " fair heat, the reasonable meterage of using ".(remarks: this demo system adopts a pipeline, only for demonstration is convenient, and heat exchange station all adopts water temperature exchange, frequency conversion mode of movement at present, but energy-saving effect is equally obvious.)
From above embodiment, also can find out, the hydraulic equilibrium of existing heating system is very fragile, as long as a user has carried out closing the hydraulic equilibrium that will break whole system to oneself heat supply valve, and then affects accuracy and the fairness that whole system heat is measured.
The above; it is only the preferably specific embodiment of the utility model; but protection domain of the present utility model is not limited to this; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; according to the technical solution of the utility model and utility model design thereof, be equal to replacement or changed, within all should being encompassed in protection domain of the present utility model.
Claims (6)
1. based on a hydraulically balanced Manage System for Heat-Metering, it is characterized in that comprising: heating plant (1), by a network pipeline (11) and this heating plant (1), carry out the heat supply terminal use (3) that a plurality of heat exchange stations (2) He Yi each household family of heat exchange is unit;
Described heat exchange station is provided with the heat exchanger (24) that carries out heat exchange with heating plant (1), and the secondary network pipeline of being drawn by heat exchanger comprises main line (21) and many described heat supply terminal uses of process (3) that are communicated with heating plant 1 and is the bye-pass I in parallel (23) of each user's heat supply;
Described main line (21) is provided with Self-operated flow valve I (221), a building heat meter (222) and master control valve (223);
Described bye-pass I in parallel (23) is provided with Self-operated flow valve II (231), family heat metering table (232) and sub-control valve (233).
2. according to claim 1 based on hydraulically balanced Manage System for Heat-Metering, be further characterized in that: described Self-operated flow valve II (231) is electronic Self-operated flow valve, this flow valve is also connected with the temperature control panel (234) that heat supply terminal use (3) controls, and this flow valve is connected with family heat metering table (232).
3. according to claim 1 based on hydraulically balanced Manage System for Heat-Metering, be further characterized in that: described Self-operated flow valve II (231) is manual Self-operated flow valve, and this flow valve is connected with family heat metering table (232).
4. according to claim 1 based on hydraulically balanced Manage System for Heat-Metering, be further characterized in that: described family heat metering table (232) is connected with integrated reading device (31).
5. according to claim 4 based on hydraulically balanced Manage System for Heat-Metering, be further characterized in that: described heat exchange station (2) inside is also provided with total integrated reading device (25) and the concentrator (26) with a described building heat meter (222) communication; The dsc data that supplies by described integrated reading device (31) and total integrated reading device (25) collection, is uploaded to the tele-control system (4) that is arranged on heating plant 1 by described concentrator (26).
6. according to claim 5 based on hydraulically balanced Manage System for Heat-Metering, be further characterized in that: a described network pipeline (11) is provided with total heat meter (111).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420260073.XU CN203823884U (en) | 2014-05-20 | 2014-05-20 | Heat metering management system for heating based on hydraulic power balance |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420260073.XU CN203823884U (en) | 2014-05-20 | 2014-05-20 | Heat metering management system for heating based on hydraulic power balance |
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| CN203823884U true CN203823884U (en) | 2014-09-10 |
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| CN201420260073.XU Expired - Fee Related CN203823884U (en) | 2014-05-20 | 2014-05-20 | Heat metering management system for heating based on hydraulic power balance |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104033954A (en) * | 2014-05-20 | 2014-09-10 | 刘明 | Heat supply heat metering management system based on hydraulic equilibrium and control method thereof |
| CN106990758A (en) * | 2016-01-21 | 2017-07-28 | 陈心敏 | A kind of environment-protecting intelligent control system of balance of heating |
| CN108716712A (en) * | 2018-06-13 | 2018-10-30 | 高继升 | Heat hydraulic equilibrium heat supply new method |
| CN110375370A (en) * | 2019-08-16 | 2019-10-25 | 烟台华蓝新瑞节能科技有限公司 | A kind of wisdom heat supply samming managing and control system |
-
2014
- 2014-05-20 CN CN201420260073.XU patent/CN203823884U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104033954A (en) * | 2014-05-20 | 2014-09-10 | 刘明 | Heat supply heat metering management system based on hydraulic equilibrium and control method thereof |
| CN106990758A (en) * | 2016-01-21 | 2017-07-28 | 陈心敏 | A kind of environment-protecting intelligent control system of balance of heating |
| CN108716712A (en) * | 2018-06-13 | 2018-10-30 | 高继升 | Heat hydraulic equilibrium heat supply new method |
| CN110375370A (en) * | 2019-08-16 | 2019-10-25 | 烟台华蓝新瑞节能科技有限公司 | A kind of wisdom heat supply samming managing and control system |
| CN110375370B (en) * | 2019-08-16 | 2024-03-08 | 烟台华蓝新瑞节能科技有限公司 | Wisdom heat supply samming management and control system |
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