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46 results about "Humidity ratio" patented technology

Specific humidity is the ratio of water vapor mass (m v) to the air parcel's total (i.e., including dry) mass (m a) and is sometimes referred to as the humidity ratio. Specific humidity is approximately equal to the "mixing ratio", which is defined as the ratio of the mass of water vapor in an air parcel to the mass of dry air for the same parcel.

Air conditioner dehumidification control method, device and system and air conditioner

The invention discloses an air conditioner dehumidification control method, device and system and an air conditioner, and belongs to the field of air conditioner dehumidification. And when the air conditioner operates in a dehumidification or refrigeration mode, the predicted humidity and the target humidity after the specified duration are obtained, when the predicted humidity is smaller than the target humidity and the minimum predicted humidity is smaller than a preset humidity lower limit, the air conditioner is controlled to enter an early warning state, and when the air conditioner enters the early warning state, the dehumidification capacity of the air conditioner is adjusted according to the target humidity and the actual humidity. According to the scheme, the humidity after the specified duration is predicted and compared with the target humidity, when the predicted humidity is smaller than the target humidity and the minimum predicted humidity is smaller than the preset humidity lower limit, it is indicated that the excessive dehumidification phenomenon occurs after the specified duration, and therefore the dehumidification capacity of the air conditioner is adjusted in advance, it is guaranteed that excessive dehumidification cannot occur after the specified duration, and the dehumidification efficiency is improved. And the comfort and the experience of the user are improved.
Owner:GREE ELECTRIC APPLIANCE INC OF ZHUHAI

Novel double-warm-water-path air conditioning system and control method thereof

The invention relates to a novel double-temperature water path air conditioning system and a control method thereof. A main loop of a cold water (heat pump) unit in the system comprises a compressor, a four-way reversing valve, a first / second / third heat exchanger, a first throttling / second throttling element and a gas-liquid separator, and a bypass branch (with a bypass valve) is additionally arranged; and two independent secondary refrigerant loops are arranged to be connected with the indoor environment in a heat exchange manner. Cold generated by evaporation heat absorption of a refrigerant and heat generated by condensation heat release are synchronously utilized and conveyed into a room through a secondary refrigerant, and the flow of the secondary refrigerant at the tail end is adjusted, so that the heat-humidity ratio in the air treatment process is adjusted, and decoupling treatment and dynamic matching of a single unit to heat and humidity loads are achieved. And under the high-humidity load working condition, one path of secondary refrigerant utilizes cold energy to cool and dehumidify indoor air, and the other path of secondary refrigerant utilizes supercooling heat and / or condensation heat to carry out reheating temperature control on the air. Under the working condition of high sensible heat load, the two paths of secondary refrigerants cooperate for refrigerating / heating, and the unified output capacity meets the peak load requirement.
Owner:HEAT PUMP HOME (SUZHOU) ENERGY TECHNOLOGY CO LTD

Equal-state air supply air conditioning method, system, medium and equipment

The invention discloses an air conditioning method and system for equal-state air supply, a medium and equipment, and belongs to the technical field of air conditioning equipment. The method comprises the steps that on the basis of the indoor design temperature, the indoor design relative humidity, the indoor heat load and the indoor humidity load, the heat-humidity ratio parameter is calculated, and the target temperature value of an equal-state air supply point is determined on an enthalpy humidity diagram; real-time temperature data of the air supply outlet of the fresh air handling unit and the air supply outlet of the fan coil are obtained and compared with the target temperature value, and a corresponding fresh air temperature deviation value and a corresponding return air temperature deviation value are generated; and according to the fresh air temperature deviation value and the return air temperature deviation value, the opening degrees of adjusting valves of the fresh air handling unit and the fan coil are adjusted, so that the air supply temperature of the fresh air handling unit and the air supply temperature of the fan coil are both maintained at the target temperature value. By implementing the method, the technical problem that in the prior art, accurate temperature and humidity control and refrigeration system energy efficiency improvement of a traditional air conditioning system in the high-temperature and high-humidity area high-humidity environment are difficult to achieve at the same time can be solved.
Owner:GUANGZHOU DESIGN INST +2

Air conditioning system, air conditioning program and air conditioning method

To provide an air conditioning device capable of contributing to SDGs, carbon neutrality, and green innovation by excellently controlling the temperature and humidity inside a living room to be air-conditioned within a set range with a minimum amount of energy.SOLUTION: A temperature and a humidity in a room 110 are measured by a temperature and humidity detector 152 and are input to a temperature and humidity control device 150. The temperature and humidity control device 150 calculates, based on indoor temperature and humidity values, temperature and humidity control data so that specific enthalpy is within a predetermined control range and reaches a set value, and outputs it to an air conditioner 120. Therefore, the air conditioner 120 adjusts the temperature and humidity of air supplied to the room 110 from an air supply duct 130 based on the input control data. The specific enthalpy can be thought of as an amount of heat possessed by the air in the room, and air conditioning operation is performed so that the specific enthalpy remains constant.SELECTED DRAWING: Figure 1
Owner:KANTO ELECTRIC KOJI

Washing machine cleaning method and device

The present invention discloses a method and device for cleaning a washing machine. The method comprises: when the standby time of the washing machine exceeds a first predetermined time, obtaining the humidity value in the washing machine and the barrel weight value of the washing machine; comparing the humidity value in the machine with the humidity threshold, the barrel weight value with the net barrel weight of the washing machine; when the humidity comparison result indicates that the humidity value in the machine is greater than or equal to the humidity threshold and the barrel weight comparison result indicates that the barrel weight value is less than or equal to the net barrel weight, determining the first cleaning strategy of the washing machine according to the turbidity difference and oxygen consumption difference between the raw water and the residual water of the washing machine; otherwise, determining the second cleaning strategy of the washing machine; and controlling the washing machine to perform a cleaning operation according to the first cleaning strategy or the second cleaning strategy. The present invention solves the technical problem that the method for judging whether the washing machine needs to be cleaned is mainly based on the number of washing times or cycles in the related art, it is difficult to accurately judge the sanitary conditions in the washing barrel, and it is impossible to clean the washing machine in time.
Owner:GREE ELECTRIC APPLIANCE INC OF ZHUHAI

Heat treatment apparatus and heat treatment method

The invention provides a heat treatment apparatus and a heat treatment method. The heat treatment apparatus is provided with: a heating unit that supports a substrate and heats the substrate at a high temperature of 500 DEG C or higher; a chamber including a lid portion that forms a processing space on the heating portion by covering the heating portion, the surface of the lid portion on the processing space side being configured from a metal-containing material; and an exhaust unit that exhausts the processing space, in which the chamber has a gas supply unit that supplies a low-humidity gas having a humidity lower than that of the atmosphere to the processing space.
Owner:TOKYO ELECTRON LTD

Control method, device and storage medium of clothing processing device

The present invention discloses a control method, device and storage medium for a clothing processing device, the method comprising: determining that the clothing processing device performs a drying operation for a first preset time, controlling the clothing processing device to perform a first drying condition judgment, determining that the clothing processing device does not meet the first drying condition, indicating that there may be a lot of clothes, a large amount of water carried, and a high humidity, and therefore continuing to control the clothing processing device to continue to perform the drying operation for a second preset time, and controlling the clothing processing device to use a second drying condition that is more relaxed than the first drying condition to judge drying, that is, a first humidity condition included in the first drying condition is less than a second humidity condition included in the second drying condition, thereby achieving accurate drying without damaging the clothes.
Owner:HEFEI MIDEA WASHING MACHINE

A method and system for detecting damage to concrete pavement

This application relates to the field of concrete testing technology, specifically to a method and system for detecting damage to concrete pavements. The method includes: acquiring ultrasonic signals from each ultrasonic test of the concrete pavement; defining the time interval between each ultrasonic test and the previous ultrasonic test as the interval before each ultrasonic test; acquiring the temperature and humidity at each moment within the interval; and the test temperature for each ultrasonic test; calculating the signal anomaly degree of each ultrasonic test; calculating the relative temperature-humidity ratio, relative temperature difference, and cumulative anomaly; calculating the environmental correlation and cumulative damage degree of each ultrasonic test; obtaining the evaluation coefficient for each ultrasonic test; and evaluating the damage to the concrete pavement. This application can eliminate interference caused by the uneven mixing of the concrete itself within the concrete pavement, improving the accuracy of detecting freeze-thaw cycle damage within the concrete pavement, and enabling sensitive detection of early, minute freeze-thaw damage within the concrete pavement.
Owner:大连禾圣科技有限公司 +1

Method and device for eliminating coal seam interference in accurate identification of gas well reservoirs

The present application relates to gas well reservoir identification method technical field, it is a kind of gas well reservoir accurate identification method and device for eliminating coal seam interference, including using while drilling gamma curve, resistivity curve and lithology logging coal content ratio, confirm the existence of coal seam;Dynamic influence factor is calculated;Based on gas logging data correction formula, obtain the gas logging correction value of any depth point, based on resistivity correction formula, obtain correction resistivity;Combining gas logging correction value, correction resistivity, gas logging humidity ratio and acoustic time difference, distinguish reservoir type.The present application first corrects gas logging data and logging resistivity, eliminates the influence of coal seam on the gas logging data and the resistivity data, effectively removes the abnormal interference of coal seam on gas logging data and logging data, then combines the gas logging correction value, correction resistivity obtained after correction, gas logging humidity ratio and acoustic time difference, comprehensively determines whether the target layer is gas layer, and the present application improves the precision and efficiency of gas layer identification.
Owner:CNPC XIBU DRILLING ENG +1

Systems and methods for operating climate control to reduce viral propagation

A method (400) for reducing the propagation of viruses in an enclosed space (102) includes providing (404) a minimum humidity ratio threshold that reduces the propagation of a particular virus. The method (400) further includes determining (406) a humidity ratio of the enclosed space (102) adapted to receive the organism. The method (400) further includes, in response to determining (410) that the humidity ratio is less than the minimum humidity ratio threshold, increasing (412) the humidity ratio until the humidity ratio in the enclosed space (102) is at least equal to the minimum humidity ratio threshold.
Owner:BERGSTROM INC

A smart wired controller for air conditioning

This invention discloses an intelligent wired controller for an air conditioner, comprising: a radar sensor that transmits radio waves to a detection area, receives and outputs reflected signals at various times; an infrared sensor that detects infrared radiation information from the human body within the detection area and outputs voltage signals at various times; a humidity sensor that detects humidity values ​​and compares them with a preset humidity threshold, outputting a humidity comparison result; a network-connected main control MCU that acquires environmental information at the current detection time, including temperature values ​​and time period detection results; a target model that is determined from multiple pre-trained models based on the humidity comparison result; radar detection results obtained by preprocessing the reflected signals and using the target model; infrared detection results obtained by using the voltage signals; and a final detection result for the current detection time determined based on the time period detection result, radar detection result, and infrared detection result. An air conditioner control module controls the operating state of the air conditioner accordingly. The wired controller of this invention can accurately detect whether there are people in the area and automatically control the air conditioner's status.
Owner:GUANGZHOU INSTITUTE OF TECHNOLOY XIDIAN UNIVERSITY +1

Concrete pavement damage detection method and system

The invention relates to the technical field of concrete detection, in particular to a concrete pavement damage detection method and system.The method comprises the steps that ultrasonic signals of a concrete pavement in each time of ultrasonic detection are obtained; recording a time interval between the time interval before each ultrasonic detection and the time interval after the previous ultrasonic detection as an interval time interval before each ultrasonic detection, and acquiring the temperature and the humidity at each moment in the interval time interval; the detection temperature of each time of ultrasonic detection is measured; calculating the signal abnormity degree of each ultrasonic detection; calculating a relative temperature-humidity ratio, a relative temperature difference and an accumulated abnormal quantity; calculating the environment correlation degree and the accumulated damage degree of each ultrasonic detection; and obtaining an evaluation coefficient of each ultrasonic detection, and evaluating the damage of the concrete pavement. According to the invention, interference caused by non-uniform mixing of concrete in the concrete pavement can be eliminated, and the precision of freeze-thaw cycle damage detection in the concrete pavement is improved, so that early tiny freeze-thaw damage in the concrete pavement can be sensitively captured.
Owner:大连禾圣科技有限公司 +1

Air conditioning box, air conditioning system, control method of air conditioning system and vehicle

The invention discloses an air conditioning box, an air conditioning system, a control method of the air conditioning system and a vehicle, and relates to the technical field of automobile thermal management. The air conditioning box comprises a box body, a first space and a second space are formed in the box body, and an air outlet of any one of the first space and the second space is independent of an air inlet of the other one of the first space and the second space; the first heat exchange core body is located at the air inlet of the first space; the second heat exchange core body is located at the air inlet of the second space; the first air door is arranged in the box body and located between the first space and the second space, and the first space is communicated with or separated from the second space through the first air door. According to the novel air conditioning cabinet, the problem that the heat-humidity ratio in a vehicle cannot be adjusted can be solved on the premise that the arrangement space, the weight and the cost of the air conditioning cabinet are not additionally increased.
Owner:SHANGHAI LIXIANG AUTOMOBILE CO LTD

Moisture-control composite fabric and preparation method thereof

The invention relates to the field of humidity regulation and control, in particular to a humidity control composite fabric and a preparation method thereof.The non-woven fabric is provided with two layers, an interlayer structure is arranged between the two layers of non-woven fabric, and the interlayer structure is filled with inorganic moisture absorption and desorption material particles; the inorganic moisture absorption and desorption material particles are prepared by mixing porous nano-particles and resin particles, the porous nano-particles are prepared by synthesizing slate tailings and natural zeolite, and the porous nano-particles can be replaced by a moisture absorption material. According to the non-woven fabric, moisture in air can be absorbed through the inorganic moisture absorption and desorption material particles in the non-woven fabric, the moisture is stored in pores in the material, and water vapor stored in the pores is automatically released when the humidity is low and the temperature is high, so that the effect of adjusting the humidity of surrounding air is achieved; the product is detected to be neutral after moisture absorption and does not corrode electrical equipment, and the moisture absorption proportion is larger than that of products of the same type.
Owner:SHANGHAI AIHEDONG ELECTRICAL & MECHANICAL CO LTD

Secondary return air conditioning system with reheater and adjustable ratio

A secondary return air air conditioning system with an adjustable reheater ratio belongs to the field of air conditioning technology. It includes an air handling unit, a service room, an air supply duct, a return air duct, a fresh air duct, an analog electric regulating valve provided on the primary return air duct, and an electric regulating valve provided on the secondary return air duct. It mainly solves the problems of low dew point and uncontrollable problems existing in traditional secondary return air systems. Its characteristics are that when the heat and humidity ratio of the room served by the air conditioning system decreases, the dew point temperature obtained by the traditional calculation method is low, and the use of conventional cold sources cannot meet the requirements of the lower dew point temperature. The present invention adds a reheater, which can increase the dew point temperature of the system when the heat and humidity ratio of the room is low, so that the conventional cold source can meet the use requirements of the system, and the secondary return air system can be effectively controlled. The present invention can replace the traditional primary return air air conditioning system in the field of clean air conditioning and other constant temperature and humidity air conditioning, and has a very good energy-saving effect.
Owner:汪显良

Air port for local humidification and local humidification method

According to the air port for local humidification and the local humidification method, a ventilation structure and a humidification structure can be integrated, the structure is simple, and the installation space is saved. The air port (1) for local humidification comprises a mounting shell (10) used for being mounted on a device main body, and comprises an outer layer humidification pipe assembly (30) which is attached to the mounting shell (10) and is used for sending wet air with preset humidity to a target microenvironment, and an inner layer humidification pipe assembly (30) which is attached to the mounting shell (10) and is used for sending wet air with preset humidity to the target microenvironment, and the inner-layer ventilation pipe assembly (20) is nested in the outer-layer humidification pipe assembly (30) and is used for sending air with the humidity lower than the preset humidity to the target microenvironment.
Owner:COMMERCIAL AIRCRAFT CORP OF CHINA LTD +1

Composite heat exchange air conditioner fresh air system capable of independently controlling temperature and humidity

The invention belongs to the technical field of air conditioning, and discloses a composite heat exchange air conditioner fresh air system with independent temperature and humidity control, which is characterized in that temperature and humidity data are collected before return air branch pipes converge into a main pipe and are used for calculating the net sensible heat load and the net latent heat load of the system, and heat exchange coil pipes which are physically separated are regulated and controlled in a differentiated manner according to the decoupled load information; the system further calculates the change acceleration of the latent heat load, and when the acceleration reaches a judgment value, the absolute moisture content of indoor air and the absolute moisture content of outdoor air are compared firstly, and then the instantaneous disturbance suppression operation of increasing fresh air dilution or converting into internal circulation powerful dehumidification is executed. According to the method, energy is accurately distributed to dominant load types according to needs, so that structural supercooling and invalid reheating caused by unknown load properties are avoided, and a disturbance suppression mechanism based on comparison of load acceleration and internal and external humidity is used for avoiding decision errors in extreme weather.
Owner:SHANGHAI LIPAI ENERGY SAVING TECH CO LTD

Substrate processing method, substrate processing apparatus, computer readable storage medium, and computer program product

The invention provides a substrate processing method, a substrate processing apparatus, a computer readable storage medium, and a computer program product. A substrate processing method for heat-treating a metal-containing resist film formed on the surface of a substrate, the method comprising: a first heat-treating step of supplying a first gas to the substrate; and a second heat treatment step for supplying a second gas after the first step, the humidity of the first gas being higher than the humidity of the second gas.
Owner:TOKYO ELECTRON LTD

Intelligent temperature and humidity adjustment method, electronic device, and storage medium

The present application discloses a method for intelligently adjusting temperature and humidity, an electronic device, and a storage medium, and relates to the field of hospital bed control technology. The method includes: determining a target temperature range and a target humidity range according to the patient's condition information; within a preset adjustment cycle, based on the row and column information of the sub-regions in the area on the hospital bed, the temperature comparison results of each current actual temperature and the target temperature range are recorded as a first state matrix, and the humidity comparison results of each current actual humidity and the target humidity range are recorded as a second state matrix, and a matrix operation of bitwise multiplication is performed to obtain a third state matrix; an adjustment mode selection signal for each sub-region is generated according to each third state value; and the temperature and humidity of the target adjustment region determined from the sub-region is adjusted according to the corresponding adjustment mode selection signal, so as to adjust the current actual temperature to within the target temperature range and the current actual humidity to within the target humidity range. The temperature and humidity of the hospital bed can be adjusted to improve the comfort of the patient.
Owner:ZHUHAI QUANSHITONG INFORMATION TECH CO LTD

Humidifying device

Provided is a humidity control device capable of ensuring a stable moisture absorption amount regardless of whether the ambient environment has low humidity or high humidity. The humidification unit (50) has a moisture absorption path (70), a moisture release path (71), and a humidification rotor (52). The moisture absorption path (70) includes a moisture absorption fan (55). The moisture release path (71) includes a moisture release fan (54) and a heater (56). The humidification rotor (52) has a first moisture absorption material (521) and a second moisture absorption material (522). The humidification rotor (52) is disposed in the moisture absorption path (70) and the moisture release path (71). At the first relative humidity (A), the moisture absorption amount of the second moisture absorption material (522) is lower than the moisture absorption amount of the first moisture absorption material (511), and at the second relative humidity (B), the moisture absorption amount of the second moisture absorption material (522) is higher than the moisture absorption amount of the first moisture absorption material (521), and the second relative humidity (B) is lower than the first relative humidity (A).
Owner:DAIKIN INDUSTRIES LTD

Air conditioner temperature and humidity self-adaptive nonlinear control method

This invention relates to an adaptive nonlinear control method for air conditioning temperature and humidity, comprising the following steps: Step 1: Establishing a nonlinear dynamic model of the air handling unit's temperature and humidity control system using humidity source intensity, heat load, outdoor humidity ratio, and outdoor temperature as unknowns, and then performing system transformation; Step 2: Constructing a serial-parallel estimation model to obtain estimated values ​​for humidity source intensity and heat load; Step 3: Establishing a humidity control signal to control indoor humidity to reach the desired value, and designing a first humidity source intensity adaptive law to handle the estimated humidity source intensity; Step 4: Constructing a virtual control signal and a heat load adaptive law to handle the heat load, and designing a first Young's inequality and a second humidity source intensity adaptive law to handle the estimated humidity source intensity; Step 5: Designing a second Young's inequality to handle unknown changing humidity ratio and unknown changing temperature; Step 6: Establishing a temperature control signal to control indoor temperature to reach the desired value; This technical solution offers high control accuracy.
Owner:SHANDONG JIANZHU UNIV

Temperature and humidity control system and method

The invention discloses a temperature and humidity control system and method in the technical field of air conditioning equipment. The system comprises an air inlet module, a measurement module, a proportion calculation module, a temperature and humidity module and an air supply module which are sequentially connected. The measuring module is used for acquiring the average temperature and the average moisture content of the workshop; the calculation module is used for calculating a temperature proportion of a difference value between the average workshop temperature and a preset temperature threshold value in the preset temperature threshold value and a humidity proportion of a difference value between the average workshop moisture content and a preset humidity threshold value in the preset humidity threshold value; the temperature and humidity module is used for controlling the opening degree of a surface cooling electric valve according to the temperature proportion and controlling the opening degree of a dehumidification electric valve, the opening degree of an air valve and the opening degree of the surface cooling electric valve according to the humidity proportion. The technical problem that in the prior art, due to the fact that existing temperature and humidity adjustment is conducted at the same time, if the preset return air temperature is reached, a heating valve needs to be opened again to heat return air, and energy is wasted is solved.
Owner:CHINA TOBACCO ZHEJIANG IND CO LTD

Waste residue drying control system

The utility model provides a waste residue drying control system, and belongs to the technical field of waste treatment. The waste residue drying control system comprises a temperature detection module, a fan, a fan control module, a humidity detection module, a filtering module, a humidity comparison module, a central control module, a first switch and a hot steam flow control module, the output end of the temperature detection module is connected with the hot steam flow control module, and the temperature detection module is used for detecting the temperature in the drying reaction tank; the control end of the fan is connected with the output end of the fan control module, and the fan is used for providing ventilation conditions for the drying reaction tank; the humidity detection module is respectively connected with the input end of the fan control module, the filtering module and the humidity comparison module; the humidity detection module is used for detecting the humidity in the drying reaction tank; the first switch is connected with the hot steam flow control module, the filtering module and the central control module. According to the invention, the drying effect can be improved.
Owner:河北中增智能科技有限公司

Intelligent wire controller of air conditioner

The invention discloses an intelligent wire controller of an air conditioner, which is characterized in that a radar sensor transmits radio waves to a detection area, receives reflection signals at all moments and outputs the reflection signals; the infrared sensor is used for detecting human body infrared radiation information in a detection area and outputting voltage signals at all moments; the humidity sensor detects a humidity value, compares the humidity value with a preset humidity threshold and outputs a humidity comparison result; the networking main control MCU obtains environment information at the current detection moment, wherein the environment information comprises a temperature value and a time period detection result; determining a target model in a plurality of pre-trained models in combination with the humidity comparison result; after the reflection signal is preprocessed, a radar detection result is obtained through a target model; obtaining an infrared detection result by using the voltage signal; determining a final detection result at the current detection moment according to the time period detection result, the radar detection result and the infrared detection result; the air conditioner control module controls the working state of the air conditioner accordingly. The wire controller can accurately detect whether a person exists in an area or not and automatically control the state of the air conditioner.
Owner:GUANGZHOU INSTITUTE OF TECHNOLOY XIDIAN UNIVERSITY +1

Ammonia quantitative monitoring method facing olfactory sensor hetero-directional response and edge computing

The application discloses an ammonia quantitative monitoring method facing anisotropic response of an olfactory sensor and edge calculation, belongs to the technical field of gas monitoring, and specifically comprises the following steps: constructing an anisotropic response double-sensor array; collecting voltage signals and environmental temperature and humidity data in real time; performing anisotropic response logic gate determination on two voltage signals; storing voltage values and temperature and humidity data corresponding to effective signals into a sliding window buffer, extracting time domain statistical features and dynamic trend features, combining temperature and humidity to construct voltage-temperature ratio and voltage-humidity ratio as physical cross features, and obtaining feature vectors after standardization; inputting the feature vectors into a lightweight neural network model deployed at the microcontroller end, and outputting ammonia concentration values after nonlinear calibration and temperature and humidity compensation. The application realizes high-reliability real-time quantitative monitoring of ammonia by inhibiting environmental common-mode interference through anisotropic response logic gating, and realizing temperature and humidity adaptive compensation through physical cross features and an edge neural network.
Owner:SHENZHEN YUANJIAN SENSING TECH CO LTD

Design method of medium-temperature cold water central air-conditioning system

The invention relates to a design method of a medium-temperature cold water central air-conditioning system, belongs to the technical field of energy-saving air-conditioning system design, and solves the blank of the design method of the medium-temperature cold water central air-conditioning system in the prior art. The design method comprises the following steps of S1, initial data extraction and initial judgment, wherein whether the model selection design of a conventional fresh air handling unit and a fan coil needs to be adjusted or not is determined; s2, the indoor heat-humidity ratio is calculated, and an air supply state point is determined; s3, the dehumidification amount of the fresh air handling unit and the fan coil is calculated; s4, setting equipment type selection parameters; s5, the dehumidification capacity of the fresh air handling unit is evaluated; s6, evaluating the dehumidification capability of the fan coil; and S7, determining the water supply temperature of the system. According to the design of the medium-temperature cold water central air-conditioning system, working conditions can be designed according to different climate areas, the water supply temperature is determined, compared with a normal-temperature system (7 / 12 DEG C), the evaporation temperature of a water chilling unit is higher, the COP of the system can be improved, and energy conservation of an air conditioner is achieved.
Owner:CHINA ARCHITECTURE DESIGN & RES GRP CO LTD

Intelligent storage control method for cleaning machine

A smart storage control method for a cleaning machine, wherein a hot air component is installed on the side wall of the cleaning machine cavity, the hot air component has an air inlet duct connected to the interior of the cavity, the hot air component also includes a heating module and a fan arranged in the air inlet duct, and an exhaust component connected to the interior of the cavity, wherein a humidity sensor capable of detecting both the external environmental temperature and relative humidity and the internal environmental temperature and relative humidity of the cavity is installed in the exhaust component. The smart storage control method for the cleaning machine intelligently controls the fan and the heating module by comparing the internal and external environmental humidity and the internal and external relative humidity detected by the humidity sensor. The control method can identify periodic changes in the environment, and optimize the storage sequence accordingly for different environments, with a high degree of intelligence, so as to achieve the purpose of efficient cleaning storage and energy saving.
Owner:NINGBO FOTILE KITCHEN WARE CO LTD

A temperature adaptive control system and method applied to the drying of Chinese medicinal materials

The present invention relates to the technical field of drying temperature control, and specifically to a temperature adaptive control system and method applied to the drying of traditional Chinese medicine. The system includes a humidity gradient monitoring module, a heat and humidity ratio regulation module, a latent heat of vaporization calculation module, an energy supply matching module, and an air volume balance optimization module. In the present invention, by real-time monitoring and analyzing the humidity gradient inside the cavity, the humidity conditions are accurately adjusted to achieve dynamic humidity control, enhancing the accuracy of the drying process. Through the dynamic adjustment of the heat and humidity ratio and the cooperation of the moisture evaporation characteristics, the energy utilization efficiency is optimized, reducing energy consumption. The latent heat compensation takes into account the influence of water vapor partial pressure, improving the matching degree of heat supply and demand, ensuring the drying quality. The combination of energy supply matching and wind field balance optimization with air flow direction data improves the regional matching of wind speed and heating power, ensuring uniform distribution of the drying medium, and enhancing the overall drying efficiency and uniformity.
Owner:BEIJING CHUNFENG PHARMACEUTICAL CO LTD +1

A composite heat exchange air conditioning fresh air system with temperature and humidity independent control

The present application belongs to air conditioning technical field, disclose a kind of temperature and humidity independent control's composite heat exchange air conditioning fresh air system, comprising: each return air branch pipe imports total pipe before collecting temperature and humidity data, to calculate the net sensible heat load and net latent heat load of system, and according to this decoupled load information differentiation control physical separation heat exchange coil;System also calculates the acceleration of latent heat load variation, when the acceleration reaches the determination value, then compare the absolute moisture content of indoor and outdoor air, then execute the instantaneous disturbance suppression operation of increasing fresh air dilution or turning into internal circulation strong dehumidification, the present application is decoded to un-mixed load information before energy processing, and energy is accurately distributed to the load type dominated as needed, thereby avoid structural overcooling and invalid reheating caused by unknown load nature, and the disturbance suppression mechanism based on load acceleration and indoor and outdoor humidity comparison is used to avoid decision-making error in extreme weather.
Owner:SHANGHAI LIPAI ENERGY SAVING TECH CO LTD

Cleaning method and cleaning device

The invention provides a cleaning method and a cleaning device capable of cleaning dirt of particles attached to a humidity control material. The present disclosure is a cleaning method capable of cleaning dirt of particles adhering to a humidity control material, characterized in that the cleaning method includes a cleaning step in which cleaning is performed using a second humidity control material having a lower equilibrium humidity than a first humidity control material contained in the humidity control material.
Owner:SHARP KK