WO2020103306A1 - 高灵敏度温度湿度计实时闭环控制的ai空调系统 - Google Patents

高灵敏度温度湿度计实时闭环控制的ai空调系统

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Publication number
WO2020103306A1
WO2020103306A1 PCT/CN2019/000134 CN2019000134W WO2020103306A1 WO 2020103306 A1 WO2020103306 A1 WO 2020103306A1 CN 2019000134 W CN2019000134 W CN 2019000134W WO 2020103306 A1 WO2020103306 A1 WO 2020103306A1
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Prior art keywords
temperature
humidity
air
conditioning system
air conditioner
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PCT/CN2019/000134
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English (en)
French (fr)
Inventor
章礼道
Original Assignee
章礼道
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Publication date
Application filed by 章礼道 filed Critical 章礼道
Priority to CN201980076076.3A priority Critical patent/CN113167487B/zh
Publication of WO2020103306A1 publication Critical patent/WO2020103306A1/zh

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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B13/00Compression machines, plants or systems, with reversible cycle
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/30Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • F24F11/49Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring ensuring correct operation, e.g. by trial operation or configuration checks
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/50Control or safety arrangements characterised by user interfaces or communication
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/50Control or safety arrangements characterised by user interfaces or communication
    • F24F11/56Remote control
    • F24F11/58Remote control using Internet communication
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/89Arrangement or mounting of control or safety devices
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F3/00Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
    • F24F3/12Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
    • F24F3/14Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B29/00Combined heating and refrigeration systems, e.g. operating alternately or simultaneously
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B41/00Fluid-circulation arrangements
    • F25B41/20Disposition of valves, e.g. of on-off valves or flow control valves
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B41/00Fluid-circulation arrangements
    • F25B41/30Expansion means; Dispositions thereof
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00Control inputs relating to air properties
    • F24F2110/10Temperature
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00Control inputs relating to air properties
    • F24F2110/20Humidity
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2120/00Control inputs relating to users or occupants
    • F24F2120/10Occupancy
    • F24F2120/14Activity of occupants
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2140/00Control inputs relating to system states
    • F24F2140/10Pressure
    • F24F2140/12Heat-exchange fluid pressure
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/70Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating

Definitions

  • the AI air-conditioning system of real-time closed-loop control of the high-sensitivity temperature and humidity meter of the present invention relates to a civil air-conditioning system; the high-sensitivity temperature and humidity meter distributed in each relatively closed space of the building is the main sensor, and the router and the Internet of Things are used according to different periods Atmospheric temperature, real-time temperature and humidity in each room, personnel activities, and closed-loop control of electricity prices during this time period.
  • AI internal air conditioner, AI dehumidification humidifier, AI intake and exhaust fan automatically keep the temperature and humidity of human activity space in the most In the best section, the temperature and humidity of the temporarily unmanned space are maintained at the energy-saving state of the guests; the temperature and humidity of the halls and rooms with special needs can be adjusted and controlled by voice, and the AI air conditioner indoor unit can understand commands in multiple languages. And reply the command execution status in the same language; the invention can obviously improve the user experience of the air-conditioning system; obviously reduce the optional power of the air-conditioning external unit; significantly reduce the investment, energy consumption and electricity cost of the entire air-conditioning system.
  • the international practical temperature scale is based on some reproducible equilibrium states (defining fixed points) of temperature specified values, as well as standard interpolation instruments that are indexed at these fixed points of the international practical temperature scale.
  • the international practical temperature scale was divided into three temperature zones. Standard platinum resistance thermometers, standard platinum rhodium (10%) platinum thermocouples and Planck's radiation law were used to define the temperature values in these temperature zones.
  • the core component of the prior art quartz crystal thermometer is a resonant quartz crystal oscillator. Its working mechanism is different from traditional temperature sensors (platinum resistance thermometer, thermocouple thermometer, etc.), and its working mechanism is “resonance”, not relying on molecular The “resistance” or “electromotive force” generated by thermal motion.
  • quartz crystal oscillator its frequency-temperature characteristic is a cubic polynomial curve that is quite close to a straight line; a, b, and c are coefficients of one, two, and cubic polynomials, respectively, and the cutting type and vibration mode of the quartz wafer related.
  • the prior art quartz crystal thermometer has at least two quartz crystal oscillators, one is a reference quartz crystal oscillator with a temperature of 0 ° C, and the other is a quartz crystal oscillator used as a sensor for measuring the temperature.
  • the reference quartz crystal oscillator is usually placed in a thermostat that accurately controls the temperature; even so, there is still a non-negligible reference frequency drift, the prior art quartz crystal
  • the resolution of the thermometer can be 0.001K to 0.0001K, but its accuracy can only be 0.1K to 0.05K.
  • the civilian temperature and humidity meter in the prior art mainly includes a glass rod wet and dry bulb temperature and humidity meter; a mechanical temperature and humidity meter and a digital temperature and humidity meter based on electronic thermal elements and electronic humidity sensitive elements.
  • the temperature measurement error of the glass rod dry ball wet bulb temperature and humidity meter is about ⁇ 0.5K, and the humidity measurement error is about ⁇ 5% RH ⁇ ⁇ 10% RH, which does not have the application ability of Internet +;
  • the mechanical temperature and humidity meter uses bimetallic sheet as the Temperature-sensitive element, using a metal hairspring coated with a polymer hydrophilic plastic as a humidity-sensitive element, its temperature measurement error is about ⁇ 1K ⁇ ⁇ 2K, its humidity measurement error is about ⁇ 5% RH, and the time lag is particularly large, without Internet + Application ability;
  • the temperature measurement error of the prior art electronic digital temperature hygrometer is about ⁇ 0.3K, the humidity measurement error after calibration is about ⁇ 3% RH, the annual drift of the humidity measurement is up to 2% RH, and the time lag Larger, there are engineering examples using the existing technology electronic digital temperature and humidity meter and Bluetooth technology for speed control and starting and stopping air conditioners, dehumidifiers, humidifiers.
  • NB-IoT Near Band Internet of Things
  • NB-IoT is a low-power narrow-band IoT technology based on cellular.
  • Routers are often used to support WiFi signal sharing within a building, as well as interconnection and information sharing with the Internet of Things.
  • the smart speakers of the prior art allow the machine to have human-like capabilities in the voice dialogue, can control smart home devices, and is also a tool for Internet access using voice.
  • the majority of the adjustment target values set in the prior art air conditioners are the air temperature at the outlet of the air conditioner; the majority of the adjustment target values set in the prior art dehumidifiers are the humidity at the outlet of the dehumidifier, which is measured using a prior art electronic digital temperature hygrometer .
  • the evaporator, compressor, condenser, air inlet and outlet heat exchanger, ventilator and electronic digital temperature and humidity meter are usually installed in the same cabinet; the prior art humidifier uses Mechanical atomization, ultrasonic atomization, heating vaporization and other technical means increase the indoor relative humidity in an appropriate amount in winter.
  • the target outlet temperature is adjusted to 16 ° C, 12 ° C or even 8 ° C.
  • the indoor main body temperature is still higher than 24 ° C, 26 ° C or even 28 ° C.
  • the target temperature of the outlet temperature of the air conditioner is adjusted to 33 °C.
  • the indoor main body temperature may be only 13 °C.
  • the dehumidifier of the prior art has a strong dehumidification capacity in summer, but The energy efficiency of refrigeration is not high, and it cannot be converted into a humidifier in winter; in the area north of the Huaihe River, there is a relatively large temperature difference between day and night in summer, and the existing air-conditioning system is not fully utilized; the existing electronic temperature and humidity meter The sensitivity and accuracy are poor, the zero drift and the time lag are large, and the reliable transmission distance of Bluetooth technology is short. It is difficult to coordinate closed-loop control of the air conditioner, dehumidifier and humidifier in a large residential building in real time.
  • the AI air-conditioning system of the real-time closed-loop control of the high-sensitivity temperature and humidity meter of the present invention adopts a completely different technical route from the existing technology, uses a quartz crystal thermometer with extremely high precision satellite timing, and is an appropriate distance from the body of the air conditioner, which is more objective and true , Real-time measurement of the representative dry bulb temperature and wet bulb temperature in real time in real time; the use of high-precision digital air enthalpy and humidity charts in the atmospheric standard state; the satellite navigation system provides local altitude elevation, atmospheric pressure correction factor; The interpolation algorithm of the cubic polynomial curve of accuracy, the calculated value of RH (Relative Humidity) reaches 5 significant digits, and the displayed value is 4 significant digits; the high-sensitivity temperature and humidity meter distributed in each relatively enclosed space in the building is the main Sensors, through the Internet of Things, according to different periods of real-time temperature and humidity, people's activities in residential houses and electricity prices during this period, coordinated closed-loop control of AI air conditioner
  • Humidifier is adjusted; in summer, in areas with large temperature differences between day and night, AI intake and exhaust fans have a significant overall energy saving effect when they are fully ventilated during the minimum temperature period; in winter, the entire air conditioning system is transferred to heating conditions; dehumidifier humidifier Switch to humidification mode; the intake and exhaust fans are deactivated, and the intake and exhaust baffle doors are closed.
  • the AI air-conditioning system for real-time closed-loop control of the high-sensitivity temperature and humidity meter of the present invention includes an external air-conditioning unit (1), a cooling / heating four-way switching valve (2), an adjustable flow valve (3), and an internal AI air-conditioning unit (4), AI dehumidification humidifier (5), high-sensitivity temperature and humidity meter (6), AI intake and exhaust fan (7), routers supporting the Internet of Things; high-sensitivity temperature and humidity meter (6) is a high-sensitivity support NB-IoT Abbreviation of temperature and humidity meter, high sensitivity temperature and humidity meter (6) provides dry bulb temperature and wet bulb temperature accurate to 1mK, and the calculated value of RH (Relative Humidity) reaches 5 significant digits, and the displayed value is 4 significant digits; AI air conditioner internal unit (4) includes evaporator / condenser, ventilator, fan drive motor, frequency conversion control board, ventilation outlet guide vane, guide fan drive motor and control board, infrared sensor, AI
  • the temperature measurement value of the temperature and humidity meter supporting NB-IoT can be controlled within 0.009mK due to the accuracy introduced by the time accuracy;
  • High-sensitivity temperature and humidity meter supporting NB-IoT relies on dry bulb temperature and wet bulb temperature with temperature measurement accuracy of 1mK, high-precision digital air enthalpy and humidity chart, satellite navigation system provides local atmospheric pressure correction factor, high precision
  • the interpolation algorithm of the cubic polynomial curve, the calculated value of RH (Relative Humidity) reaches 5 significant digits, and the displayed value is 4 significant digits, which is enough to show the dynamic change of the relative humidity in the room, enough to dehumidify by AI air conditioner, AI Humidifier, AI intake and exhaust fan control the dynamic change of indoor temperature and humidity, and achieve the most comfortable state with the lowest energy consumption;
  • the high sensitivity supports the short-term and long-term zero drift of the temperature measurement and relative humidity measurement of the NB-IoT temperature and hygrometer are all close to 0;
  • the AI dehumidification and humidification machine that is external and shares the compressor with the AI air conditioner internal unit not only has high dehumidification efficiency in summer, but also has the energy efficiency of refrigeration reaching the level 1 standard;
  • the AI dehumidifying and humidifying machine that is external and shares the compressor with the internal unit of the AI air conditioner, when heating in winter, sprays water into the airflow to become a humidifier, controlling the amount of water spray, so that the indoor relative humidity can reach the standard in winter. At the same time, the energy efficiency of heating also reaches the level 1 standard;
  • the AI intake and exhaust fan comes with a high-precision thermometer that supports NB-IoT , Used to measure the outdoor air inlet temperature, intelligently determine the starting conditions; automatically shut down the AI air conditioner internal unit and AI dehumidification humidifier in the space during the wind exchange operation;
  • Each AI air conditioner internal unit and AI dehumidification humidifier have a paired high sensitivity temperature and humidity meter that supports NB-IoT. By measuring the real-time temperature and humidity in the room and the instantaneous temperature and humidity change rate, respectively control the corresponding The adjustable flow valve of the AI air conditioner internal unit and AI dehumidification humidifier can make the indoor temperature and humidity reach the most comfortable zone;
  • the temperature and humidity of the hall can be adjusted and controlled by AI voice.
  • the AI air conditioner can understand commands in multiple languages and reply to the command execution in the same language; AI voice is in half-duplex mode Work, that is, not listening when speaking, and not speaking when listening, can effectively avoid howling caused by acoustic feedback; AI voice occasionally participates in chat, but only limited to weather, indoor temperature and energy consumption topics, will not involve sensitive topics, nor Transmit audio signals externally;
  • the rotation speed of the inverter fan built in the AI air conditioner and the AI dehumidifier and humidifier is matched with the opening of the corresponding adjustable flow valve to maximize the energy efficiency of the AI air conditioner and the AI dehumidifier and humidifier;
  • AI air conditioner internal unit and AI dehumidification humidifier have the ability to sense the number of people in the hall / indoor and activity status, but will not violate privacy, and transmit video signals externally; multiple AI air conditioner internal units and AI dehumidification in the same building Humidifiers have the ability to coordinate peak shifts with each other, which can significantly reduce the optional power required by the external air conditioner; significantly reduce the investment, energy consumption and electricity costs of the entire air conditioning system;
  • the AI air conditioner internal machine and AI dehumidification and humidification machine have self-learning ability. According to the owner's work schedule, the temperature and humidity of each hall / room at different periods are arranged to minimize energy consumption and electricity costs;
  • the AI air conditioner internal unit and AI dehumidification humidifier have the ability to sense the counterpart's high sensitivity and support the water storage tank of the NB-IoT temperature and humidity meter, and will use AI voice alarm to prompt the prompt addition of pure water;
  • the AI air conditioner internal unit and AI dehumidification humidifier transmit the real-time data and historical data of the temperature and humidity of the specified room to the specific smartphone through the Internet of Things; the smartphone can also remotely control the AI air conditioner internal unit and AI dehumidification and humidification Adjustable flow valve related to start and stop of the machine and control.
  • Figure 1 is a system diagram of an AI air-conditioning system with real-time closed-loop control of a high-sensitivity temperature and humidity meter.
  • an AI air-conditioning system for real-time closed-loop control of a high-sensitivity temperature and humidity meter serving 4 halls / rooms will be used as an example to illustrate the preferred way of implementing the invention.
  • the AI air-conditioning system for real-time closed-loop control of the high-sensitivity temperature and humidity meter of the present invention includes an external air-conditioning unit (1), a cooling / heating four-way switching valve (2), an adjustable flow valve (3), and an internal AI air-conditioning unit (4), AI dehumidification humidifier (5), high-sensitivity temperature and humidity meter (6), AI intake and exhaust fan (7), routers supporting the Internet of Things; high-sensitivity temperature and humidity meter (6) is a high-sensitivity support NB-IoT Abbreviation of temperature and humidity meter, high sensitivity temperature and humidity meter (6) provides dry bulb temperature and wet bulb temperature accurate to 1mK, and the calculated value of RH (Relative Humidity) reaches 5 significant digits, and the displayed value is 4 significant digits; AI air conditioner internal unit (4) includes evaporator / condenser, ventilator, fan drive motor, frequency conversion control board, ventilation outlet guide vane, guide fan drive motor and control board, infrared sensor, AI
  • the high-sensitivity temperature and humidity meter (6) is placed in a representative location indoors.
  • the high-sensitivity temperature and humidity meter real-time closed-loop control of the AI air-conditioning system can make the overall temperature and humidity of the entire room in the optimal area, and also improve the cooling of the air-conditioning system Utilization of heating capacity.
  • the infrared sensors of the AI air conditioner internal unit and AI dehumidification humidifier can only generate "mosaic" images, and there is no long-term memory support.
  • the AI voice configured in the AI air conditioner internal unit and the AI dehumidification humidifier has only half-duplex capability, will not actively speak, and does not have long-term audio memory capability.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Human Computer Interaction (AREA)
  • Air Conditioning Control Device (AREA)

Abstract

本发明高灵敏度温度湿度计实时闭环控制的AI空调系统涉及一种民用空调系统;以分布在建筑物内各相对封闭空间的高灵敏度温度湿度计为主要传感器,通过路由器、物联网,按不同时段大气温度、各房间内的即时温度和湿度、人员活动情况以及该时段电价协调闭环控制AI空调内机、AI去湿加湿机、AI进气排气风扇自动保持有人活动空间的温度和湿度在最佳区间,暂时无人活动空间的温度和湿度维持在候客的节能状态;有特殊需要的厅、室的温度湿度可以通过语音加以调整控制,AI空调室内机能够听懂多种语言的命令,并以同种语言回复命令执行情况;本发明可以明显提高空调系统的用户使用体验;明显减小空调外机的选配功率;明显减小整个空调系统的投资、能耗和电费。

Description

高灵敏度温度湿度计实时闭环控制的AI空调系统 (一)技术领域:
本发明高灵敏度温度湿度计实时闭环控制的AI空调系统涉及一种民用空调系统;以分布在建筑物内各相对封闭空间的高灵敏度温度湿度计为主要传感器,通过路由器、物联网,按不同时段大气温度、各房间内的即时温度和湿度、人员活动情况以及该时段电价协调闭环控制AI空调内机、AI去湿加湿机、AI进气排气风扇自动保持有人活动空间的温度和湿度在最佳区间,暂时无人活动空间的温度和湿度维持在候客的节能状态;有特殊需要的厅、室的温度湿度可以通过语音加以调整控制,AI空调室内机能够听懂多种语言的命令,并以同种语言回复命令执行情况;本发明可以明显提高空调系统的用户使用体验;明显减小空调外机的选配功率;明显减小整个空调系统的投资、能耗和电费。
(二)背景技术:
国际实用温标是以一些可复现的平衡态(定义固定点)的温度指定值,以及在国际实用温标这些固定点上分度的标准内插仪器作为基础的。1968年国际实用温标分成三个温区,分别用标准铂电阻温度计、标准铂铑(10%)铂热电偶和普朗克辐射定律来定义这些温区内的温度数值。
现有技术的石英晶体温度计的核心部件是谐振式石英晶体振荡器,其工作机制与传统的温度传感器(铂电阻温度计、热电偶温度计等)不同,其工作机制是“谐振”,不是靠分子的热运动产生的“电阻”或“电动势”。
现有技术的石英晶体振荡器,其频率——温度特性是一条颇接近直线的三次多项式曲线;a、b、c分别为一、二、三次多项式的系数,与石英晶片的切割类型及振型有关。
现有技术的石英晶体温度计至少有2个石英晶体振荡器,一个是温度为0℃的基准石英晶体振荡器,一个是用作测定温度的传感器石英晶体振荡器,由两者的频差获得被测温度;为减少基准石英晶体振荡器的频率漂移,通常把基准石英晶体振荡器置于精确控制温度的恒温箱中;即使如此,仍然有不可忽略的的基准频率漂移,现有技术的石英晶体温度计分辨率可以做到0.001K~0.0001K,但其精确度只能做到0.1K~0.05K。
现有技术的“成为GPS导航仪和GPS智能导航手机的附加功能的GPS授时的石英晶体温度计”和“成为北斗导航仪和北斗智能导航手机的附加功能的北斗授时的石英晶体温度计”以互联网+和微电子技术为手段,在其石英晶体探头所及测温范围内,能够实现1mK的高精度的温度测量的互联网移动应用。
现有技术的民用温度湿度计主要有玻璃杆干湿球温度湿度计;机械式温度湿度计和基于电子热敏元件、电子湿敏元件的数字式温度湿度计。
玻璃杆干球湿球温度湿度计的温度测量误差约±0.5K,湿度测量误差约±5%RH~±10%RH,不具备互联网+的应用能力;机械式温度湿度计以双金属片为温敏元件,以涂敷高分子亲水塑料的金属游丝为湿敏元件,其温度测量误差约±1K~±2K,其湿度测量误差约±5%RH,且时滞特别大,不具备互联网+的应用能力;现有技术电子式数字温度湿度计的温度测量误差约±0.3K,校准后的湿度测量误差约±3%RH,其湿度测量年漂移量高达2%RH另计,时滞较大,已有使用现有技术电子式数字温度湿度计和蓝牙技术用于转速控制和启、停空调、去湿机、加湿机的工程实例。
NB-IoT(Narrow Band Internet of Things窄带-物联网)是基于蜂窝的低功耗窄带 物联网技术。
路由器常用于支持一个建筑物范围内的WiFi信号共享,以及与物联网的互联和信息共享。
现有技术的智能音箱让机器在语音对话这一环节拥有近似于人的能力,可以对智能家居设备进行控制,也是用语音进行上网的一个工具。
夏季,人体感到最舒适的气温是19~24℃;冬季,人体感到最舒适的气温是17~22℃;人体感到最舒适的相对湿度(RH)是40%~50%,夏季以接近40%为佳,冬季以接近50%为佳。
现有技术的空调绝大多数设置的调节目标值为空调出口风温;现有技术的除湿机绝大多数设置的调节目标值为除湿机出口湿度,使用现有技术电子式数字温度湿度计测量。
现有技术的除湿机,其蒸发器、压缩机、冷凝器、进风出风换热器、通风机和电子式数字温度湿度计通常装设在同一个机箱内;现有技术的加湿机采用机械雾化、超声波雾化、加热汽化等技术手段,在冬季适量增加室内的相对湿度。
(三)发明内容:
所要解决的技术问题:
现有技术的空调在夏季,出口温度目标值调到16℃、12℃甚至8℃,到压缩机跳停或者显著降速时,室内主体温度仍然高于24℃、26℃甚至28℃是经常的;在冬季,空调出口温度目标值调到33℃,到压缩机跳停或者显著降速时,室内主体温度可能只有13℃;现有技术的除湿机,在夏季有强大的除湿能力,但制冷的能效并不高,在冬季也不能转化为加湿机使用;在淮河以北地区,夏季有比较大的昼夜温差,现有技术的空调系统未能充分利用;现有技术的电子温度湿度计的灵敏度和精确度较差,零点漂移、时滞较大,蓝牙技术的可靠传输距离较短,难以实时协调闭环控制一套较大民居的空调、去湿机、加湿机能力。
解决其技术问题采用的技术方案:
本发明高灵敏度温度湿度计实时闭环控制的AI空调系统采取与现有技术完全不同的技术路线,使用具有极高精度的卫星授时的石英晶体温度计,离开空调内机本体适当距离,更加客观、真实、及时地实时测量室内有代表性的干球温度和湿球温度;使用大气标准状态下的高精度的数字化的空气焓湿图;卫星导航系统提供当地的海拔标高,大气压力修正系数;采用高精度的三次多项式曲线的插入算法,RH(Relative Humidity相对湿度)的计算值达5位有效数字,显示值4位有效数字;以分布在建筑物内各相对封闭空间的高灵敏度温度湿度计为主要传感器,通过物联网,按不同时段实时温度湿度、人员在民居内的活动情况和该时段电价协调闭环控制AI空调内机、AI去湿加湿机、AI进气排气风扇自动保持有人活动空间的温度和湿度在最佳区间,暂时无人活动空间的温度和湿度维持在候客的节能状态;有特殊需要的厅、室的温度湿度可以通过语音对相对应的AI空调内机和AI去湿加湿机加以调整;夏季,昼夜温差较大的地区,AI进气排气风扇在最低气温时段全面换气有明显的总体节能效果;在冬季整个空调系统转入制热工况;去湿加湿机转入加湿工况;进气排气风扇停用,进气口、排气口挡板门关闭。
本发明高灵敏度温度湿度计实时闭环控制的AI空调系统包括空调外机(1)、制冷/ 制热四通切换阀(2)、可调节流阀(3)、AI空调内机(4)、AI去湿加湿机(5)、高灵敏度温度湿度计(6)、AI进气排气风扇(7)、支持物联网的路由器;高灵敏度温度湿度计(6)是高灵敏度支持NB-IoT的温度湿度计的简称,高灵敏度温度湿度计(6)提供精确到1mK的干球温度和湿球温度,RH(Relative Humidity相对湿度)的计算值达5位有效数字,显示值4位有效数字;AI空调内机(4)包括蒸发器/冷凝器、通风机、通风机驱动电机、变频控制板、通风出口导向风叶、导向风叶驱动电机及控制板、红外传感器、AI板加喇叭话筒及NB-IoT板;AI去湿加湿机(5)包括进风/出风换热器、蒸发器/冷凝器、通风机、通风机驱动电机、变频控制板、通风出口导向风叶、导向风叶驱动电机及控制板、排水装置/喷水装置、红外传感器、AI板加喇叭话筒及NB-IoT板;AI进气排气风扇(7)包括进气风扇、进气挡板、排气风扇、排气挡板、高精度支持NB-IoT的温度计、AI板加喇叭话筒及NB-IoT板;AI空调系统至少有一台空调外机(1),也可2台或者3台并联使用;空调外机(1)包括蒸发器/冷凝器、变频风扇、风扇变频控制板、全密封变频压缩机、压缩机变频控制板、制冷剂进口压力传感器、制冷剂出口压力传感器、NB-IoT板;制冷/制热四通切换阀(2)按制冷剂最大通流量选用,全密封、电动可远方控制;可调节流阀(3)全密封、双向可调节流、电动可远方控制、最大通流量与相连接的AI空调内机(4)和AI去湿加湿机(5)相配套。
发明的有益效果:
·以易于获取的具有极高精度的卫星授时信号取代基准石英晶体振荡器使高灵敏度支持NB-IoT的温度湿度计的温度测量由于授时精度引入的误差可以控制在不超过0.1PPM(PPM百万分之一),高灵敏度温度湿度计是高灵敏度支持NB-IoT的温度湿度计的简称;
·对一台量程为2℃到35℃的卫星授时的高灵敏度支持NB-IoT的温度湿度计的温度测量值由于授时精度引入的误差可以控制在不超过0.009mK;
·以易于获取的具有极高精度的卫星授时信号取代基准石英晶体振荡器使高灵敏度支持NB-IoT的温度湿度计的的干球温度和湿球温度测量精确度达到1mK(1968年国际实用温标使用标准铂电阻温度计分度,分度精度优于0.1mK);
·可以选择以华氏温标温标显示温度,温度测量精度不变;
·高灵敏度支持NB-IoT的温度湿度计依托温度测量精确度达到1mK的干球温度和湿球温度、高精度的数字化的空气焓湿图、卫星导航系统提供当地的大气压力修正系数、高精度的三次多项式曲线的插入算法,RH(Relative Humidity相对湿度)的计算值达5位有效数字,显示值4位有效数字,足以显示室内相对湿度的动态变化,足以通过AI空调内机、AI去湿加湿机、AI进气排气风扇控制室内温度湿度的动态变化,以最低的能耗达到最舒适的状态;
·高灵敏度支持NB-IoT的温度湿度计的温度测量、相对湿度测量的短期和长期零点漂移均接近为0;
·外置并与AI空调内机共用压缩机的AI去湿加湿机,在夏季“桑拿天”不仅除湿效率高,而且制冷的能效也达到1级标准;
·外置并与AI空调内机共用压缩机的AI去湿加湿机,在冬季制热时,向气流内喷雾化水,成为加湿机,控制喷水量,可使室内相对湿度在冬季达标,同时制热的能效也达到1级标准;
·在淮河以北地区,夏季有接近10K的昼夜温差,深夜利用电力系统低谷电进行室内 全换风作业,有明显的节能效果,AI进气排气风扇自带高精度支持NB-IoT的温度计,用于测量户外进风温度,智能判断启动条件;换风作业期间自动关闭该空间的AI空调内机和AI去湿加湿机;
·每一台AI空调内机和AI去湿加湿机都有与其配对的高灵敏度支持NB-IoT的温度湿度计,通过实测室内的即时温度、湿度和即时温度、湿度变化速率,分别控制相对应的AI空调内机和AI去湿加湿机的可调节流阀,使室内温度、湿度达到最舒适区间;
·如有特殊需要的厅、室的温度湿度可以通过AI语音加以调整控制,AI空调内机能够听懂多种语言的命令,并以同种语言回复命令执行情况;AI语音以半双工方式工作,即说时不听,听时不说,可有效避免声反馈引起的啸叫;AI语音偶尔会参与聊天,但仅限于天气、室内温度和能耗题材,不会涉及敏感话题,也不对外传送音频信号;
·AI空调内机和AI去湿加湿机内置的变频通风机的转速分别与相对应的可调节流阀的开度配合,使AI空调内机和AI去湿加湿机的能效最大化;
·AI空调内机和AI去湿加湿机有感知厅/室内人员多少和活动状态的能力,但绝不侵犯隐私,对外传送视频信号;同一建筑物内的多台AI空调内机和AI去湿加湿机有互相协调错峰能力,可明显减小空调外机需要的选配功率;明显减小整个空调系统的投资、能耗和电费;
·AI空调内机和AI去湿加湿机有自我学习能力,按主人的作息规律,安排各厅/室在不同时段的温度湿度并使能耗和电费最少;
·AI空调内机和AI去湿加湿机有感知所对口的高灵敏度支持NB-IoT的温度湿度计的贮水槽缺水的能力,并会用AI语音报警,提示及时添加纯净水;
·AI空调内机和AI去湿加湿机通过物联网向特定的智能手机传送指定的房间的温度和湿度的即时数据与历史数据;该智能手机也可遥控该AI空调内机和AI去湿加湿机的启停与控制相关的可调节流阀。
(四)附图说明:
图1为高灵敏度温度湿度计实时闭环控制的AI空调系统的系统图。
在图1中:
1 空调外机、            2 制冷/制热四通切换阀、
3 可调节流阀、          4 AI空调内机、
5 AI去湿加湿机、        6 高灵敏度温度湿度计、
7 AI进气排气风扇。
(五)具体实施方式:
实施例1:
现结合图1以一个服务于4个厅/室的高灵敏度温度湿度计实时闭环控制的AI空调系统为例说明实现发明的优选方式。
本发明高灵敏度温度湿度计实时闭环控制的AI空调系统包括空调外机(1)、制冷/制热四通切换阀(2)、可调节流阀(3)、AI空调内机(4)、AI去湿加湿机(5)、高灵敏度温度湿度计(6)、AI进气排气风扇(7)、支持物联网的路由器;高灵敏度温度湿度计(6) 是高灵敏度支持NB-IoT的温度湿度计的简称,高灵敏度温度湿度计(6)提供精确到1mK的干球温度和湿球温度,RH(Relative Humidity相对湿度)的计算值达5位有效数字,显示值4位有效数字;AI空调内机(4)包括蒸发器/冷凝器、通风机、通风机驱动电机、变频控制板、通风出口导向风叶、导向风叶驱动电机及控制板、红外传感器、AI板加喇叭话筒及NB-IoT板;AI去湿加湿机(5)包括进风/出风换热器、蒸发器/冷凝器、通风机、通风机驱动电机、变频控制板、通风出口导向风叶、导向风叶驱动电机及控制板、排水装置/喷水装置、红外传感器、AI板加喇叭话筒及NB-IoT板;AI进气排气风扇(7)包括进气风扇、进气挡板、排气风扇、排气挡板、高精度支持NB-IoT的温度计、AI板加喇叭话筒及NB-IoT板;AI空调系统至少有一台空调外机(1),也可2台或者3台并联使用;空调外机(1)包括蒸发器/冷凝器、变频风扇、风扇变频控制板、全密封变频压缩机、压缩机变频控制板、制冷剂进口压力传感器、制冷剂出口压力传感器、NB-IoT板;制冷/制热四通切换阀(2)按制冷剂最大通流量选用,全密封、电动可远方控制;可调节流阀(3)全密封、双向可调节流、电动可远方控制、最大通流量与相连接的AI空调内机(4)和AI去湿加湿机(5)相配套。
高灵敏度温度湿度计(6)放置在室内有代表性的位置,高灵敏度温度湿度计实时闭环控制的AI空调系统可以使整个房间整体温度湿度处于最佳区域,同时也提高了空调系统的制冷/制热能力的利用率。
AI空调内机和AI去湿加湿机配置的红外传感器只能生成“马赛克”式的图像,且无长时间存储器配套。
AI空调内机和AI去湿加湿机配置的AI语音仅有半双工能力,也不会主动发话,不具有长期音频记忆能力。

Claims (3)

  1. 一种高灵敏度温度湿度计实时闭环控制的AI空调系统,其特征在于:包括空调外机(1)、制冷/制热四通切换阀(2)、可调节流阀(3)、AI空调内机(4)、AI去湿加湿机(5)、高灵敏度温度湿度计(6)、AI进气排气风扇(7)、支持物联网的路由器;高灵敏度温度湿度计(6)是高灵敏度支持NB-IoT的温度湿度计的简称,高灵敏度温度湿度计(6)提供精确到1mK的干球温度和湿球温度,RH(Relative Humidity相对湿度)的计算值达5位有效数字,显示值4位有效数字;AI空调内机(4)包括蒸发器/冷凝器、通风机、通风机驱动电机、变频控制板、通风出口导向风叶、导向风叶驱动电机及控制板、红外传感器、AI板加喇叭话筒及NB-IoT板;AI去湿加湿机(5)包括进风/出风换热器、蒸发器/冷凝器、通风机、通风机驱动电机、变频控制板、通风出口导向风叶、导向风叶驱动电机及控制板、排水装置/喷水装置、红外传感器、AI板加喇叭话筒及NB-IoT板;AI进气排气风扇(7)包括进气风扇、进气挡板、排气风扇、排气挡板、高精度支持NB-IoT的温度计、AI板加喇叭话筒及NB-IoT板;AI空调系统至少有一台空调外机(1),也可2台或者3台并联使用;空调外机(1)包括蒸发器/冷凝器、变频风扇、风扇变频控制板、全密封变频压缩机、压缩机变频控制板、制冷剂进口压力传感器、制冷剂出口压力传感器、NB-IoT板;制冷/制热四通切换阀(2)按制冷剂最大通流量选用,全密封、电动可远方控制;可调节流阀(3)全密封、双向可调节流、电动可远方控制、最大通流量与相连接的AI空调内机(4)和AI去湿加湿机(5)相配套。
  2. 根据权利要求1所述的高灵敏度温度湿度计实时闭环控制的AI空调系统,其特征是所述的AI空调内机(4)和AI去湿加湿机(5)配置的红外传感器只能生成“马赛克”式的图像,且无长时间存储器配套。
  3. 根据权利要求1所述的高灵敏度温度湿度计实时闭环控制的AI空调系统,其特征是所述的AI空调内机(4)和AI去湿加湿机(5)配置的AI语音仅有半双工能力,也不会主动发话,不具有长期音频记忆能力。
PCT/CN2019/000134 2018-11-20 2019-06-25 高灵敏度温度湿度计实时闭环控制的ai空调系统 WO2020103306A1 (zh)

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