CN111520811A - Intelligent temperature control heating air flow adjusting system and method for centralized heat supply - Google Patents
Intelligent temperature control heating air flow adjusting system and method for centralized heat supply Download PDFInfo
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Abstract
The invention relates to an intelligent temperature-control heating air flow adjusting system and method for centralized heat supply. The system comprises: an entrance module; the household module comprises an electric control valve, a first temperature sensor and a control module; the electric control valve is arranged between an inlet and an outlet of the household heating pipeline and is used for controlling the flow rate of fluid in the household heating pipeline; the first temperature sensor is fixed at an outlet area of the household heating pipeline; the input end of the control module is connected with the data output end of the first temperature sensor, and the output end of the control module is connected with the control end of the electric control valve; the control module is used for adjusting the opening of the electric control valve according to the temperature data of the first temperature sensor and the target temperature set by a user. The invention can realize the automatic regulation of heating of the heater and save energy.
Description
Technical Field
The invention relates to the field of intelligent control, in particular to an intelligent temperature-control heating air flow adjusting system and method for centralized heat supply.
Background
The central heating mode adopted currently in northern China is that a heating station generates heat and supplies the heat to each user through a heating pipeline. For residential customers, it is generally accepted that 18 ℃ is reached according to "city heating management regulations" established by the locality. But in fact, because of the difference of the urban location, the district, the floor, the illumination and other conditions of each user, the contradiction that the indoor temperature of different users is too high and the phenomenon of not reaching the standard exists at the same time exists, and the formation is caused by the non-differential heat supply.
Disclosure of Invention
The invention aims to provide an intelligent temperature control heating air flow adjusting system and method for centralized heat supply, so as to realize adjustment of heating of a heating air and save energy.
In order to achieve the purpose, the invention provides the following scheme:
an intelligent temperature controlled warm air flow regulation system for use in concentrated heat supply, comprising: an entrance module; the household module comprises an electric control valve, a first temperature sensor and a control module;
the electric control valve is arranged between an inlet and an outlet of a home-entry heating pipeline and is used for controlling the flow rate of fluid in the home-entry heating pipeline;
the first temperature sensor is fixed at an outlet area of the household heating pipeline;
the input end of the control module is connected with the data output end of the first temperature sensor, and the output end of the control module is connected with the control end of the electric control valve; the control module is used for adjusting the opening of the electric control valve according to the temperature data of the first temperature sensor and the target temperature set by a user.
Optionally, the method further includes: a human body infrared sensor; the human body infrared sensor is fixed in the user room, the data output end of the human body infrared sensor is connected with the input end of the control module, and the control module is used for adjusting the opening of the electric control valve according to the human body data detected by the human body infrared sensor.
Optionally, the method further includes: an outgoing module;
the house-giving module comprises: the system comprises a first flowmeter, a second temperature sensor and a transmission module; the first flowmeter is fixed between an inlet and an outlet of a household heating pipeline; the second temperature sensor is fixed at an inlet area of the outdoor heating pipeline; the data output end of the first flowmeter and the data output end of the second temperature sensor are both connected with the input end of the transmission module, and the output end of the transmission module is wirelessly connected with the input end of the control module;
the service module further comprises: a third temperature sensor and a second flow meter; the third temperature sensor is fixed between an inlet of the household heating pipeline and an inlet of the electric control valve, the second flowmeter is fixed at an outlet region of the household heating pipeline, and a data output end of the third temperature sensor and a data output end of the second flowmeter are both connected with an input end of the control module; the control module is further used for calculating the total heat of the heating air used by the user according to the temperature data of the third temperature sensor, the temperature data of the second temperature sensor, the flow data of the first flow meter and the flow data of the second flow meter, and calculating the heating cost according to the total heat of the heating air.
Optionally, a first hydroelectric generator and a second hydroelectric generator are further included;
the first hydroelectric generator is fixed on the household heating pipeline; the power supply end of the first temperature sensor, the power supply end of the third temperature sensor, the power supply end of the second flowmeter and the power supply end of the electric control valve are connected with the power generation end of the first hydroelectric generator;
the second hydroelectric generator is fixed on the outdoor heating pipeline, and the power supply end of the second temperature sensor and the power supply end of the first flowmeter are both connected with the power generation end of the second hydroelectric generator.
The invention also provides an intelligent temperature-control heating air flow adjusting method for concentrated heating, which is applied to the intelligent temperature-control heating air flow adjusting system for concentrated heating, and comprises the following steps:
acquiring temperature data acquired by a first temperature sensor to obtain the current actual temperature of a user;
judging whether the current actual temperature of the user is lower than a target temperature set by the user or not;
when the current actual temperature of the user is lower than the target temperature set by the user, increasing the opening of the electric control valve;
and when the current actual temperature of the user is not less than the target temperature set by the user, reducing the opening of the electric control valve.
Optionally, the method further includes:
acquiring detection data of a human body infrared sensor;
judging whether the indoor space of the user comprises human body data or not according to the detection data of the human body infrared sensor;
and when the indoor of the user does not contain the human body data, reducing the opening of the electric control valve.
Optionally, the method further includes:
acquiring historical target temperature data of the user; the historical target temperature data comprises target temperature data of each day in a current set time period of the user;
predicting target temperature data of the user every day in the next set time period according to the historical target temperature data of the user;
and determining the prediction result of the target temperature data of each day in the next set time period of the user as a default value of the target temperature of each day in the next set time period of the user.
The invention also provides a central heating charging method for central heating, which is applied to the intelligent temperature-control heating air flow regulating system for central heating, and comprises the following steps:
acquiring the outgoing temperature data acquired by the second temperature sensor and the incoming temperature data acquired by the third temperature sensor;
acquiring household flow data acquired by a second flow meter;
according to the outgoing temperature data, the incoming temperature data and the incoming flow data, using a formula Q ═ c rho (T)in-Tout) L determining the heat quantity used by the user; wherein Q is the heat used by the user, c is the specific heat of the fluid in the heating pipeline, ρ is the density of the fluid in the heating pipeline, and TinTo home temperature, ToutFor the outgoing temperature, L is the total flow rate used by the user, L ═∫tLindt and t are time periods for charging the heating;
and determining the heating cost of the user according to the heat used by the user and a charging rule.
Optionally, the method further includes:
acquiring the household flow data acquired by the first flowmeter;
determining whether a heating pipeline of the user leaks or not according to the household flow data and the household flow data; when the household flow data and the household flow data are equal, determining that a heating pipeline of the user does not leak; and when the household flow data is larger than the household flow data, determining that the heating pipeline of the user leaks.
According to the specific embodiment provided by the invention, the invention discloses the following technical effects:
according to the invention, the target temperatures set by the user at different time periods (such as day/night, working day/rest day) are recorded, learned and predicted, so that the intelligent regulation of the indoor temperature of the user is realized, the energy waste caused by overhigh indoor temperature of the user is avoided, and the energy is further saved. In addition, the invention has the function of human body infrared induction, and thus, whether a person is indoors or not is judged to adjust the target temperature. In addition, the invention has the function of recording and predicting the target temperature, and can automatically judge and set the current required target temperature according to the historical target temperature set by the user in different time periods, such as day/night, working day/rest day. In addition, the invention collects and uploads the real-time heat data of a single user to a heat supply company, the heat supply company is used as the basis for paying the cost of the single user, and calculates and predicts the total heat supply amount required by the next time period at present, thereby regulating production and saving energy; abnormal use of the heat supply line can also be inferred from this data.
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In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.
FIG. 1 is a schematic structural diagram of an intelligent temperature-controlled heating air flow regulating system for concentrated heat supply according to the present invention;
FIG. 2 is a schematic structural diagram of an outbound module according to the present invention;
FIG. 3 is a schematic flow chart of the intelligent temperature-controlled heating air flow regulating method for centralized heating according to the present invention;
FIG. 4 is a schematic diagram of the valve opening during the heating adjustment process according to the present invention;
fig. 5 is a flow chart of the central heating billing method for central heating according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
Fig. 1 is a schematic structural diagram of an intelligent temperature-controlled heating air flow regulating system for centralized heat supply according to the present invention. As shown in fig. 1, the intelligent temperature-controlled heating air flow rate adjusting system for concentrated heat supply of the present invention includes: and an entrance module 1. The service module 1 specifically comprises an electric control valve 1-1, a first temperature sensor 1-2 and a control module 1-3. The electric control valve 1-1 is installed between an inlet and an outlet of a household heating pipeline, and the arrow direction in fig. 1 is the flowing direction of fluid in the heating pipeline. The electric control valve 1-1 is used for controlling the flow rate of fluid in the household heating pipeline. The first temperature sensor 1-2 is fixed at an outlet area of the home-entry heating pipeline and used for detecting the temperature of the outlet area of the home-entry heating pipeline in real time. The input end of the control module 1-3 is connected with the data output end of the first temperature sensor 1-2, and the output end of the control module 1-3 is connected with the control end of the electric control valve 1-1. The control module 1-3 is used for adjusting the opening degree of the electric control valve 1-1 according to the temperature data of the first temperature sensor 1-2 and the target temperature set by the user, and further adjusting the flow rate of fluid in a heating pipeline of the user so as to achieve the purpose of adjusting the indoor temperature of the user.
As another embodiment, on the basis of the structure shown in fig. 1, the intelligent temperature-controlled warm air flow regulating system for concentrated heat supply of the present invention further comprises human body infrared sensors 1-4. The human body infrared sensor 1-4 is fixed in a user room, and the data output end of the human body infrared sensor 1-4 is connected with the input end of the control module 1-3. At this time, the control module 1-3 is used for adjusting the opening of the electric control valve 1-1 according to the human body data detected by the human body infrared sensor 1-4 so as to automatically adjust the indoor temperature according to the specific indoor conditions and save energy. Usually, when the data detected by the human body infrared sensor 1-4 does not include human body data, no person is present in the room, the control module 1-3 appropriately adjusts the target temperature, and then the opening of the electric control valve is adjusted according to the temperature data of the first temperature sensor 1-2.
As another embodiment, on the basis of the structure described in the above embodiments, the intelligent temperature-controlled warm air flow regulating system for concentrated heating according to the present invention further includes an outlet module 2. Fig. 2 is a schematic structural diagram of the account module of the present invention, and as shown in fig. 2, the account module 2 includes: a first flow meter 2-1, a second temperature sensor 2-2 and a transmission module 2-3. The first flow meter 2-1 is fixed between an inlet and an outlet of a household heating pipeline and used for monitoring flow data in the household heating pipeline in real time. The second temperature sensor 2-2 is fixed in an inlet area of the outdoor heating air pipeline and used for monitoring the temperature of the outdoor heating air pipeline in real time. The data output end of the first flow meter 2-1 and the data output end of the second temperature sensor 2-2 are connected with the input end of the transmission module 2-3, the output end of the transmission module 2-3 is wirelessly connected with the input end of the control module 1-3, and the transmission module 2-3 is used for transmitting the flow data collected by the first flow meter 2-1 and the temperature data collected by the second temperature sensor 2-2 to the control module 1-3 of the household module.
At this time, the corresponding service module 1 further includes: a third temperature sensor 1-5 and a second flow meter 1-6. The third temperature sensor 1-5 is fixed between an inlet of the household heating pipeline and an inlet of the electric control valve 1-1, the second flowmeter 1-6 is fixed at an outlet area of the household heating pipeline, and a data output end of the third temperature sensor 1-5 and a data output end of the second flowmeter 1-6 are both connected with an input end of the control module 1-3. This embodiment can implement two functions:
firstly, the charging of the user heating is realized. Specifically, the control module 1-3 may calculate the total heating amount used by the user according to the temperature data of the third temperature sensor 1-5, the temperature data of the second temperature sensor 2-2, the flow data of the first flow meter 2-1 and the flow data of the second flow meter 1-6, and calculate the heating cost according to the total heating amount. Specifically, under the conditions that leakage does not occur and a user steals heating air water, the flow or the total amount of the indoor air and the outdoor air should be equal, namely:
Lout＝Lin
Lout·t＝Lin·t
the total amount of traffic used by the user is: l ═ loop-tLindt；
T for heating fluid to enter home through heat exchangeinT down to homeoutI.e. the total heat used by the user is: q ═ c ρ (T)in-Tout)L。
In the above formula, Q is the heat used by the user, c is the specific heat of the fluid in the heating pipeline, ρ is the density of the fluid in the heating pipeline, and TinTo home temperature, ToutAnd L is the total flow used by the user for the outgoing temperature, and t is the time period for charging the heating.
In addition, the embodiment can also realize the detection of whether the heating pipeline leaks or not. Specifically, whether the heating pipeline of the user leaks or not is determined according to the user outlet flow data collected by the first flow meter 2-1 and the user inlet flow data collected by the second flow meter 1-6. Normally, the outgoing flow data collected by the first flow meter 2-1 and the incoming flow data collected by the second flow meter 1-6 are substantially equal. Therefore, when the household flow data and the household flow data are equal, it is determined that the heating pipeline of the user is not leaked, and the heating pipeline is normal. And when the household flow data is larger than the household flow data, determining that the heating pipeline of the user leaks or has other problems, and at the moment, keeping the heating pipeline in an abnormal state.
As another embodiment, on the basis of the structure described in the above embodiments, the intelligent temperature-controlled warm air flow rate regulation system for concentrated heat supply according to the present invention further includes a first hydroelectric generator 1-7 and a second hydroelectric generator 2-4.
The first hydroelectric generators 1-7 are fixed on the household heating pipeline; the power supply end of the first temperature sensor 1-2, the power supply end of the third temperature sensor 1-5, the power supply end of the second flowmeter 1-6 and the power supply end of the electric control valve 1-1 are connected with the power generation end of the first hydroelectric generator 1-7. The first hydro-generator 1-7 is now used to generate electricity from the fluid in the service heating line and thus to supply power to the various components in the service module 1.
The second hydroelectric generator 2-4 is fixed on the outdoor heating pipeline, the power supply end of the second temperature sensor 2-2 and the power supply end of the first flowmeter 2-1 are both connected with the power generation end of the second hydroelectric generator 2-4, and at the moment, the second hydroelectric generator 2-4 is used for generating power by using the fluid in the outdoor heating pipeline so as to supply power to each component in the outdoor module 2.
Alternatively, the service module 1 and the service module 2 of the present invention may be externally connected to other power supply units to supply power to each internal component.
Corresponding to the intelligent temperature-controlled heating airflow adjusting system for concentrated heating shown in fig. 1 and 2, the present invention further provides an intelligent temperature-controlled heating airflow adjusting method for concentrated heating, and fig. 3 is a schematic flow chart of the intelligent temperature-controlled heating airflow adjusting method for concentrated heating according to the present invention. As shown in fig. 3, the intelligent temperature-controlled warm air flow adjusting method for concentrated heat supply of the present invention includes the following steps:
step 301: and acquiring temperature data acquired by the first temperature sensor to obtain the current actual temperature of the user.
Step 302: and judging whether the current actual temperature of the user is less than the target temperature set by the user.
Step 303: and when the current actual temperature of the user is lower than the target temperature set by the user, increasing the opening of the electric control valve.
Step 304: and when the current actual temperature of the user is not less than the target temperature set by the user, reducing the opening of the electric control valve.
FIG. 4 is a schematic diagram of the valve opening during the heating adjustment process of the present invention, as shown in FIG. 4, the household module is based on the current actual temperature T and the target temperature T set by the user0And controlling the opening of the electric control valve. When T is<T0When the temperature rises, the opening degree of the electric control valve is increased, and when T is more than or equal to T0When the valve is opened, the opening of the electric control valve is gradually reduced; the temperature drops to T<T0The opening of the electric control valve is continuously increased, and T is equal to T repeatedly0The equilibrium state of (1).
In addition, this embodiment still possesses human infrared induction function, judges whether someone is indoor in view of the above and adjusts the target temperature or adjusts the aperture of automatically controlled valve. The specific process is as follows:
and acquiring detection data of the human body infrared sensor.
And judging whether the indoor space of the user contains human body data or not according to the detection data of the human body infrared sensor.
When the indoor of the user does not contain human body data, the opening degree of the electric control valve is reduced or the target temperature set by the user is reduced so as to reduce the indoor temperature and save energy.
In addition, the embodiment also has a target temperature prediction function. Specifically, target temperature data of each day in the next set time period of the user is predicted according to historical target temperature data of the user; and then determining the prediction result of the target temperature data of each day in the next set time period of the user as the default value of the target temperature of each day in the next set time period of the user. The historical target temperature data refers to target temperature data of each day in a time period currently set by the user, for example, target temperature records of each day in the current week, including weekdays and weekends. The daily target temperature record includes user-adjusted target temperatures for specific time periods, for example, a target temperature set during the day and a target temperature set at night. The historical target temperature data of each user is different in change process, for example, some historical target temperature data of the users are divided into two distinct stages of working days and weekends, some historical target data of the users are divided into two distinct stages of days and nights, and other stage regularity exists in the historical target temperature data of the users. And predicting the target temperature data of the next time period according to the setting rule of the target temperature data of the user in the current set time period, namely in one time period, and setting the prediction result as the default value of the target temperature of the user every day in the next time period. Therefore, the user only needs to finely adjust the target temperature or even does not need to adjust the target temperature in the next time period, and the automatic setting of the heating temperature can be realized.
Corresponding to the intelligent temperature-controlled heating air flow regulating system for central heating shown in fig. 1 and fig. 2, the present invention also provides a heating air billing method for central heating, and fig. 5 is a flow chart of the heating air billing method for central heating according to the present invention. As shown in fig. 5, the central heating billing method for central heating of the present invention includes the following steps:
step 501: and acquiring the outgoing temperature data acquired by the second temperature sensor and the incoming temperature data acquired by the third temperature sensor.
Step 502: and acquiring the household flow data acquired by the second flow meter.
Step 503: and determining the heat used by the user according to the outgoing temperature data, the incoming temperature data and the incoming flow data. The concrete formula is as follows: q ═ c ρ (T)in-Tout) And L. Wherein Q is used by the userHeat, c is the specific heat of the fluid in the heating pipe, ρ is the density of the fluid in the heating pipe, TinTo home temperature, ToutFor the temperature of the user, L is the total flow rate used by the user, and L ═ integral-tLindt, t is the time period for charging the heating system.
Step 504: and determining the heating cost of the user according to the heat used by the user and the charging rule.
In addition, the embodiment can also realize the function of detecting whether the pipeline leaks or not. Specifically, first, user flow data collected by a first flow meter is obtained; and then determining whether the heating pipeline of the user leaks or not according to the household flow data and the household flow data. When the household flow data and the household flow data are equal, determining that a heating pipeline of the user does not leak; and when the household flow data is larger than the household flow data, determining that the heating pipeline of the user leaks.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The principles and embodiments of the present invention have been described herein using specific examples, which are provided only to help understand the method and the core concept of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the invention.
Claims (9)
1. An intelligent temperature-controlled heating air flow regulating system for use in concentrated heat supply, comprising: an entrance module; the household module comprises an electric control valve, a first temperature sensor and a control module;
the electric control valve is arranged between an inlet and an outlet of a home-entry heating pipeline and is used for controlling the flow rate of fluid in the home-entry heating pipeline;
the first temperature sensor is fixed at an outlet area of the household heating pipeline;
the input end of the control module is connected with the data output end of the first temperature sensor, and the output end of the control module is connected with the control end of the electric control valve; the control module is used for adjusting the opening of the electric control valve according to the temperature data of the first temperature sensor and the target temperature set by a user.
2. The intelligent temperature controlled heating air flow regulating system for use in concentrated heat supply of claim 1, further comprising: a human body infrared sensor; the human body infrared sensor is fixed in the user room, the data output end of the human body infrared sensor is connected with the input end of the control module, and the control module is used for adjusting the opening of the electric control valve according to the human body data detected by the human body infrared sensor.
3. The intelligent temperature controlled heating air flow regulating system for use in concentrated heat supply of claim 1, further comprising: an outgoing module;
the house-giving module comprises: the system comprises a first flowmeter, a second temperature sensor and a transmission module; the first flowmeter is fixed between an inlet and an outlet of a household heating pipeline; the second temperature sensor is fixed at an inlet area of the outdoor heating pipeline; the data output end of the first flowmeter and the data output end of the second temperature sensor are both connected with the input end of the transmission module, and the output end of the transmission module is wirelessly connected with the input end of the control module;
the service module further comprises: a third temperature sensor and a second flow meter; the third temperature sensor is fixed between an inlet of the household heating pipeline and an inlet of the electric control valve, the second flowmeter is fixed at an outlet region of the household heating pipeline, and a data output end of the third temperature sensor and a data output end of the second flowmeter are both connected with an input end of the control module; the control module is further used for calculating the total heat of the heating air used by the user according to the temperature data of the third temperature sensor, the temperature data of the second temperature sensor, the flow data of the first flow meter and the flow data of the second flow meter, and calculating the heating cost according to the total heat of the heating air.
4. The intelligent temperature controlled heating air flow regulating system for use in concentrated heat supply of claim 3, further comprising a first hydro-generator and a second hydro-generator;
the first hydroelectric generator is fixed on the household heating pipeline; the power supply end of the first temperature sensor, the power supply end of the third temperature sensor, the power supply end of the second flowmeter and the power supply end of the electric control valve are connected with the power generation end of the first hydroelectric generator;
the second hydroelectric generator is fixed on the outdoor heating pipeline, and the power supply end of the second temperature sensor and the power supply end of the first flowmeter are both connected with the power generation end of the second hydroelectric generator.
5. An intelligent temperature-controlled heating air flow adjusting method for concentrated heating, which is applied to the intelligent temperature-controlled heating air flow adjusting system for concentrated heating according to any one of claims 1-2, and comprises:
acquiring temperature data acquired by a first temperature sensor to obtain the current actual temperature of a user;
judging whether the current actual temperature of the user is lower than a target temperature set by the user or not;
when the current actual temperature of the user is lower than the target temperature set by the user, increasing the opening of the electric control valve;
and when the current actual temperature of the user is not less than the target temperature set by the user, reducing the opening of the electric control valve.
6. The intelligent temperature-controlled heating air flow adjusting method for concentrated heating according to claim 5, further comprising:
acquiring detection data of a human body infrared sensor;
judging whether the indoor space of the user comprises human body data or not according to the detection data of the human body infrared sensor;
and when the indoor of the user does not contain the human body data, reducing the opening of the electric control valve.
7. The intelligent temperature-controlled heating air flow adjusting method for concentrated heating according to claim 5, further comprising:
acquiring historical target temperature data of the user; the historical target temperature data comprises target temperature data of each day in a current set time period of the user;
predicting target temperature data of the user every day in the next set time period according to the historical target temperature data of the user;
and determining the prediction result of the target temperature data of each day in the next set time period of the user as a default value of the target temperature of each day in the next set time period of the user.
8. A central heating billing method for central heating, characterized in that the central heating billing method is applied to the intelligent temperature-controlled heating air flow regulating system for central heating according to any one of claims 3 to 4, and the central heating billing method for central heating comprises:
acquiring the outgoing temperature data acquired by the second temperature sensor and the incoming temperature data acquired by the third temperature sensor;
acquiring household flow data acquired by a second flow meter;
according to the outgoing temperature data, the incoming temperature data and the incoming flow data, using a formula Q ═ c rho (T)in-Tout) L determining the heat quantity used by the user; wherein Q is the amount of heat used by the user, and c isSpecific heat of fluid in the heating pipeline, rho is density of fluid in the heating pipeline, TinTo home temperature, ToutFor the temperature of the user, L is the total flow rate used by the user, and L ═ integral-tLindt and t are time periods for charging the heating;
and determining the heating cost of the user according to the heat used by the user and a charging rule.
9. A heating charging method for central heating according to claim 8, characterized by further comprising:
acquiring the household flow data acquired by the first flowmeter;
determining whether a heating pipeline of the user leaks or not according to the household flow data and the household flow data; when the household flow data and the household flow data are equal, determining that a heating pipeline of the user does not leak; and when the household flow data is larger than the household flow data, determining that the heating pipeline of the user leaks.
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| CN202010380423.6A Pending CN111520811A (en) | 2020-05-08 | 2020-05-08 | Intelligent temperature control heating air flow adjusting system and method for centralized heat supply |
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| CN113940218A (en) * | 2021-09-30 | 2022-01-18 | 上海易航海芯农业科技有限公司 | Intelligent heat supply method and system for greenhouse |
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