30results about How to "Meeting Thermal Comfort Needs" patented technology

The invention discloses an embedded pipe type enclosure structure radiant cooling control system and method. The system comprises a radiant cooling tail end mechanism, a dehumidification ventilation mechanism, a cold and heat source heat exchange mechanism and a control module. The cold and heat source heat exchange mechanism comprises a cold and heat source unit and a heat exchange mechanism. Theheat exchange mechanism comprises a plate heat exchanger, a electromagnetic three-way valve, a first circulating water pump and a second circulating water pump. An indoor humidity sensor, an indoor dry-bulb temperature sensor, a dew point temperature sensor, a wind speed sensor, a black globe temperature sensor and a surface temperature sensor are arranged in a room. The method comprises the following steps of 1, parameter setting; 2, signal real-time acquisition and synchronous uploading; 3, adjustment of the radiant tail end cooling water temperature; and 4, adjustment of the heat comfort index PMV value. The embedded pipe type enclosure structure radiant cooling control system and method are applicable to outdoor temperature variation and indoor temperature and humidity variation so that the indoor heat environment can meet the requirements of indoor personnel for heat comfort and energy consumption can be reduced.

The invention provides an air conditioner control method and system based on user habits. The air conditioner control method based on the user habits comprises the steps that a vehicle machine obtainsair conditioner use habits of a user, and the air conditioner use habits include at least one of a grid angle, a seat position, an air conditioner gear and an air outlet temperature; the vehicle machine obtains current environment information in real time, and obtains a thermal comfort air conditioner operation model corresponding to the current environment information from a database; and the vehicle machine adjusts an air volume, an air temperature and an air direction of an air conditioner according to the air conditioner using habit and/or the thermal comfort air conditioner operation model. According to the air conditioner control method and system based on the user habits, the air conditioner operation mode is self-adaptive according to the user habits, actual requirements of the user can be better met, air conditioner operation of the user is reduced step by step, and thermal comfort requirements of passengers can be met when the air conditioner operates.

The invention discloses an independent fresh air practical training system based on an energy substitution technology. The system comprises a fresh air system which provides indoor fresh air which meets demands, a photovoltaic power generation system which provides electricity for the fresh air system and an optical thermal system which provides thermal energy for the fresh air system. The invention further discloses a controlling and computing method of the system. According to the system, traditional energies are replaced with solar energy, the needed electricity of the system is provided bythe photovoltaic power generating system except for extreme situations, the thermal energy is provided by the optical thermal system, and functions of experiment practical training teaching and researching developing can be achieved without external energy. Under the extreme situations, a spare power supply can be used for supplying electricity for the system; a simulation light source can be used by the system to achieve practical training teaching and researching developing. An ADRC is designed to achieve binary precise control; a system control method is related, indoor temperature is controlled to be within a higher precision range, and the demand of indoor higher thermal comfort level is met.

The invention discloses a fan simulating natural wind. The fan comprises a fan body and a control part, wherein the fan body is provided with a head shaking motor, a fan blade rotating motor and a sprinkling can device; the control part comprises a user control panel, a controller, a temperature and humidity sensor and a pyroelectric infrared sensor; the temperature and humidity sensor, the pyroelectric infrared sensor and the sprinkling can device are in communication connection with the controller; the controller stores a plurality of comfortable natural wind speed samples collected in different regions and under different environment conditions; when the environment humidity measured by the temperature and humidity sensor is lower than a set value in the controller, the controller controls the sprinkling can device to spray mist for adjusting the environment humidity; and after the controller processes received temperature and humidity signals of the current temperature and humiditysensor, heat source position signals of the pyroelectric infrared sensor and heat source temperature signals, corresponding natural wind sample signals are obtained from a storage to control the headshaking motor to swing by a preset amplitude relative to a heat source, and the effects of simulating the natural wind and saving energy are achieved.

The invention discloses a multi-split air conditioner control method, which comprises the steps that: an ambient temperature of an environment where a target indoor unit is located is obtained; the ambient temperature is detected by a temperature sensor in the target indoor unit, wherein the target indoor unit is an indoor unit which operates in a heating mode in at least two indoor units; when the ambient temperature is higher than or equal to a target temperature for heating operation of the indoor unit, an indoor fan in the target indoor unit is controlled to stop; a temperature value detected by the temperature sensor is monitored; and when an indoor heat exchanger in the target indoor unit is in a heat release state and the temperature value is lower than or equal to a set temperature, the indoor fan in the target indoor unit is controlled to start up, wherein the set temperature is higher than the ambient temperature. The invention further discloses an air conditioner control device, the multi-split air conditioner and a readable storage medium. According to the method, the indoor unit can be started in time after the indoor unit reaches the temperature and shuts down in the heating process of the multi-split air conditioner, it is guaranteed that the environment temperature can be maintained at the user comfort temperature, and the heat comfort requirement of a user is met.

The invention discloses a multi-dimensional personalized thermal environment control method and system based on thermal sensation recognition, and the method comprises the steps: carrying out the individual image recognition of a collected infrared image of an indoor person, and obtaining the body surface temperature of an individual; determining a temperature threshold value according to the individual body surface temperature, the indoor temperature and humidity and the local thermal environment equipment operation state; according to the comparison result of the individual body surface temperature and the temperature threshold value, judging the thermal comfort state of the individual; and starting and stopping of local thermal environment equipment are controlled according to the individual thermal comfort state. Starting and stopping of local thermal environment equipment are controlled through the individual body surface temperature and the individual comfortable temperature threshold value, the differentiated requirements of different individuals for the thermal environment can be met to the maximum extent, and automatic control and operation of the personalized thermal environment are achieved.

The invention discloses a control system and method for participation of heat users in demand response. A user side response terminal is used for monitoring indoor parameters. A user side demand response management platform is used for acquiring next-day meteorological parameters and next-day response information declared by the users through mobile terminals. A controller is used for carrying outresponse potential calculation on the governed users according to the data information and carrying out statistics on total potential values. A platform summarizes all the total potential values, anda scheduling system formulates a response plan according to the next-day system calling demand. The platform carries out task decomposition on the response plan and issues a task instruction to the controller. The controller decomposes the task, determines participation users and response quantity, and issues a control command to the governed response terminal to carry out response on the next day. The response terminal adjusts the heat supply amount by controlling the opening degree of a valve according to the control instruction and uploads real-time monitoring data to the controller. The controller uploads the monitoring data to the platform, and the platform carries out transaction settlement and issues transaction settlement results to the users.

The invention relates to a closed environment comfort air conditioning system for simulating external environment changes, and belongs to the technical field of air conditioners. The system comprises a water chilling unit module, an air processing module, an air conveying and distributing module and an automatic control module. The water chilling unit module is communicated with the air processing module and the air conveying and distributing module, and is adjusted and operated by the automatic control module to provide certain cooling capacity for a closed environment; the air processing module is used for purifying air and improving the air quality; the air conveying and distributing module is used for circularly conveying the air; and the automatic control module is used for obtaining the current temperature, humidity and pressure and adjusting the temperature, humidity and pressure to optimal parameters of a human body thermal comfort area according to the given threshold value. The system can simulate the external environment change, adapts to a biological rhythm of a human body, and meets the thermal comfort requirement of the human body.

The invention relates to the technical field of model correction, and discloses a method for correcting a thermal comfort model, and the method comprises the steps: obtaining an SPMV model; determining a corrected bedding and clothing surface coefficient; and inputting the corrected bedding and clothing surface coefficient into the SPMV model so as to correct the SPMV model. According to the scheme, the corrected bedding and clothing surface coefficient is determined, and the corrected bedding and clothing surface coefficient is combined to correct the SPMV model, so that the thermal comfort model with higher accuracy can be obtained, the corrected thermal comfort model is enabled to better conform to the actual change rule of the thermal comfort, and the accuracy of the thermal comfort model is improved. Therefore, the accuracy of judging the thermal comfort of the user in the sleep stage is improved, and the requirement of the user for the thermal comfort is met. The invention further discloses a device for correcting the thermal comfort model and a storage medium.

The invention belongs to the technical field of air conditioners, and discloses an air conditioning clothes, which comprises wearable equipment, and a pipeline is arranged in the wearable equipment. The wearable equipment comprises two or more of a chest area, a back area, a waist area and an abdomen area, the densities of the pipelines arranged in the chest area and the back area are first density, the density of the pipeline arranged in the waist area is second density, and the density of the pipeline arranged in the abdomen area is third density. The wearable equipment comprises two or moreof the chest area, the back area, the waist area and the abdomen area, the densities of the pipelines arranged in different areas are different, targeted refrigeration of different parts of the humanbody is achieved, the situation that the human body feels uncomfortable due to heat is avoided, and the heat comfort requirement of the human body is met.

The invention discloses a heating control system, a heating control method and a cable car. The heating control system comprises: solar power generation equipment used for converting solar energy intoelectric energy; a heating actuator used for converting electric energy into heat energy to heat a cable car seat; a sensor used for sensing the actually measured temperature of the cable car seat; and a system controller used for controlling the solar power generation equipment to supply power to the heating actuator according to the actually measured temperature of the cable car seat. Accordingto the embodiment of the invention, the sensor is used for sensing the actually measured temperature of the surface of the cable car seat in real time, the system controller compares the actually measured temperature with a preset temperature to control the solar power generation equipment to transmit power to the heating actuator for heating, after being heated by the heating actuator, heat is transferred to the surface of the cable car seat so as to improve the temperature of a seat cushion amd well meet the thermal comfort requirement of a user, and complicated power supply wiring of a traditional cable is omitted by adopting solar power generation equipment so as to improve the safety and stability and reduce the maintenance and operation cost.