45results about "Catathermometers" patented technology

Methods and systems that determine automatically the likelihood that a device is inside or outside of a structure or building. The system uses one or more sensors to detect ambient conditions, and make the determination. The inference can be used to save power or suppress services from certain devices, which are irrelevant, cannot be used effectively, or do not function under certain circumstances. In support thereof, the system includes one or more context sensors that measure parameters associated probabilistically with the context of a device. A context computing component considers one or more context sensors and facilitates determination of ideal actions, policies, and situations associated with the device. A service provided by the subject invention is the inference from one or more available observations the probability that the device is inside versus outside.

A step of preparing data of (1) material properties of a first part and so on and data of (2) an amount of solar radiation passing through the translucent member to reach a measuring device having a shape imitating a human body part, an amount of solar radiation to the structure, an amount of convection heat transfer in the structure, an amount of radiation heat transfer in the structure, humidity in the structure and/or a thermo-regulating function of the measuring device, and calculating at least one of the amount of heat loss from the surface of the measuring device, the temperature of the measuring device and/or the wettedness at the surface of the measuring device based on at least one in each of data (1) and (2), and a step (b) of calculating a thermal comfort index of the measuring device by using a result of the above calculation, are presented, whereby the thermal comfort of a structure is evaluated without using a laboratory equipment.

The present invention includes methods, systems and computer-readable media for more accurately determining wind chill temperature, T_wc, equivalent temperature, T_eq, time to freeze, t_f, facial temperature, T_f^m+Δt, as a function of time and the altitude correction factor, Δt_f/1000. The wind chill model of the present invention accounts for the two major heat losses (forced convection, radiation) and a minor heat loss (evaporative cooling) from the facial surface and is also capable of accounting for the two major heat gains (metabolic, solar) at the facial surface due to the individual's physical activity and the presence of sunshine. The wind chill model of the present invention also provides a more accurate value for the wind velocity at head level.

The invention discloses a sensible temperature measuring method, which is carried out by the following steps: (1) measuring angle coefficients, surface temperatures and surface blackness degree of all surfaces of the environment; (2) calculating to obtain a weighted value of the surface blackness degree; (3) calculating an average radiation temperature; (4) measuring and calculating an environment air temperature, a radiation heat exchange coefficient and a heat convection coefficient; (5) calculating and deducing an operation temperature; (6) measuring relative humidity and air flow speed of the environment air; and (7) calculating a sensible temperature tper. Compared with the prior art, parameters including the temperature, the humidity, the air speed and the like of the air are measured, and the radiation, the temperature and the air degree are considered, so that the obtained sensible temperature is closer to the actual feeling of a human body. The sensible temperature measuring method is particularly suitable for fields including an infant room, a patient room and the like which are sensitive to the sensible temperature, so that the peripheral environment is conveniently adjusted to enable the indoor environment to be at a more comfortable state.

The invention relates to testing equipment for testing the generalized comfort of train rides, in particular a generalized comfort detection system, comprising a human body model, sensors installed on the human body model, a data acquisition unit and a wireless transmission unit for collecting sensor data, sensors, The data acquisition unit and the wireless transmission unit are connected in sequence. This generalized comfort detection system takes the main physical factors that affect the generalized comfort as the test object, simulates the comprehensive induction of various parameters by passengers in the specific position of the train, and evaluates the generalized comfort of high-speed trains. , The detection system adopts a wireless data transmission scheme, which reduces the cost of car body modification and wiring workload.

A system and method for assessing thermal comfort in an enclosure is disclosed. In one embodiment, a method includes performing a numerical analysis on a calibration enclosure including a thermal manikin in a uniform thermal environment to obtain a surface heat transfer coefficient (hcal) for each body part of the thermal manikin. The method also includes performing a numerical analysis on an enclosure including one or more thermal manikins in a non-uniform thermal environment to obtain a total heat flux (q''T) for each body part of the one or more thermal manikins. The method further includes computing an equivalent temperature (teq) of each body part of the one or more thermal manikins using the obtained associated hcal, the obtained associated q''T, and an associated surface temperature of the body part. Furthermore, the method includes evaluating thermal comfort in the enclosure based on each computed teq.

The sensor has an outer member 10 formed with an upwardly directed hole 12 having an open upper end 14. An inner member in the form of a tube 16 is provided having a lower portion 18 positioned in the hole 12 and an upper portion 19 which projects above the outer member 10. Solar radiation applied to the upper portion 19 of the tube 16 creates a chimney effect which causes air to flow upwardly inside the tube 16 and downwardly from the open upper end 14 through a space 22 between the inner and outer members 10, 16. Sensing devices 24, 26 for sensing temperature and humidity are arranged within the outer member 10 and in the air flow path.

The invention relates to a test device for testing the generalized comfort of train rides, in particular to a portable generalized comfort detection system, including a detection system and a portable analyzer. The detection system includes a human body model, sensors installed on the human body model, and acquisition sensors The data acquisition unit and the wireless transmission unit of the data, the sensor, the data acquisition unit and the wireless transmission unit are connected in sequence, the data acquisition unit collects the data and transmits it to the portable analyzer wirelessly through the wireless transmission unit. The invention takes the main physical factors affecting the generalized comfort as the test object, simulates the comprehensive induction of passengers on various parameters at the specific position of the train, and calculates the generalized comfort of the train in real time. According to the fully enclosed feature of the high-speed EMU, the detection system adopts wireless data The transmission scheme reduces the cost of vehicle body modification and the workload of wiring.

The invention provides a city near-surface layer thermal environment multi-point instant sampling measurement method. The method comprises steps that (1), the analysis demand is taken as a limiting condition, a measurement area is selected according to the meteorological data; (2), a three-dimensional building model of the measurement area is constructed on the basis of a city satellite map and the main street tree data, sunshine analysis on the three-dimensional building model is carried out, and a sunshine analysis model reflecting the relationship between latitude and longitude coordinates and the average sunshine duration of the measurement area is generated; subarea processing on the sunshine analysis model is carried out according to a type of an underlying surface of the measurement area, each subarea of a sunshine analysis graph is sampled by taking the average sunshine duration as an axis and deltat as the sampling time interval, and multiple sampling areas are acquired; N measurement points are uniformly distributed in each sampling area at equal density, and latitude and longitude coordinates of each measurement point are acquired; and (3), the equal-altitude thermal environment characteristic data of the measurement points is acquired. Through the method, objectivity of selected points and synchronism and completeness of data samples are realized.

The objective of the invention is to provide a moisture meter which enables early recognition of a risk indicator for heat stroke and is effective as a means for assisting the subject's achievement of adequate moisture control. A moisture meter, comprising: a moisture measuring part (30) which is to be held in the armpit (R) of a subject (M) and brought into contact with the skin surface (V) of the armpit (R) to measure the moisture content of the subject (M); a sensor (27) for measuring the temperature and humidity in the environment of the subject (M); and a processing part (44) for receiving the moisture content data of the subject from the moisture measuring part (30), setting a wet-bulb globe temperature (WBGT) on the basis of the relationship between the temperature and humidity measured by the sensor (27), and then acquiring a risk indicator for heat stroke by referring to a relation table (200) of moisture content of the subject (M) and WBGT.

The invention provides an intelligent and real-time broadcasting system of regional weather comfortableness. The intelligent and real-time broadcasting system comprises a wireless sensor network module, at least one data processor and a broadcast device, wherein the wireless sensor network module is used for inducing a meteorological parameter, the at least one data processor is connected with thewireless sensor network module, the data processor is used for receiving the meteorological parameter obtained by induction of the wireless sensor network module, the data processor is provided witha comfortableness model module, the meteorological parameter is sent to the comfortableness model module for weighing operation, and the data processor is used for outputting the obtained comfortableness value to the broadcasting device for displaying and broadcasting.

The invention discloses a heat stress monitoring system and a field apparatus thereof. The heat stress monitoring system comprises the field apparatus and real-time monitoring equipment, wherein the field apparatus comprises a WBGT measuring device, a position measuring device for acquiring the position of the field apparatus, a data processing device, a data communication device and a power supply device, wherein the WBGT measuring device is positioned in field environment and comprises a dry-bulb temperature measuring unit, a black-bulb temperature measuring unit and a natural wet-bulb temperature measuring unit; the data processing device is used for acquiring and processing all related temperature data acquired by the WBGT measuring device, further calculating WBGT heat stress temperature data, and sending all the related temperature data and calculated data; and the data communication device is used for communicating with the data processing device and receiving the related temperature and the calculated data sent by the data processing device. The system can realize long-time detection of the WBGT heat stress temperature in far-end outdoor environment and displays quality control data in a central station in real time.

The invention provides an apparatus for testing and recording indoor environment comfortableness which is based on a single chip machine MSP430F149 and is composed of a single chip machine small system module, a sensor module, an LCD display module, a button module, a power supply detection module and a SD card. The apparatus for testing and recording indoor environment comfortableness provided by the invention has the advantages that the temperature and humidity can be accurately measured and recorded and displayed in real time, the real-time clock can be regulated, recorded and controlled by means of menu selection, and the temperature and humidity which are recorded further can be inquired; the values of temperature and humidity are started from pressing the record button, the data is firstly recorded within a RAM by means of a digit group, the data is written in the SD card when the data volume is 256 bytes, the structure is simple and convenient, the electricity is saved and the data can be stored and recorded for a long time.

A clippable air condition monitoring device detects air parameters inside an enclosed space below a canopy of an infant carrier. The clippable air condition monitoring device includes a generally U shaped flexible member configured to snap fit on an edge of the canopy, and one or more sensors positioned on the flexible member. The sensors are configured to detect one or more air parameters which determine comfort of an infant seated under the canopy of the infant carrier. In an embodiment, the flexible member is made of an elastic material. In an embodiment, the air parameters comprise one or a combination of temperature, relative humidity and heat index.

The invention relates to a portable comfort detection device for temperature and humidity in a carriage of a train. The portable comfort detection device for temperature and humidity in the carriage of the train consists of a temperature and humidity measurement module, a singlechip control module, a display module, an extension interface module, an RS232 (recommend standard 232) interface and a power supply module which are connected in sequence. The temperature and humidity measurement module is an integrated temperature and humidity sensor, wherein a humidity sensitive capacitor is used as a humidity detection part and a high-precision platinum resistor PT1000 is used as a temperature sensitive element. The output signal is sent to the singlechip to be processed after being subjected to A/D (analog-to-digital) conversion. The display module adopts an LCD (liquid crystal display) for simultaneously displaying temperature and humidity; a clock chip for displaying time in real time and automatically (starting/stopping) a data storage function at an appointment time is internally provided; the maximum value and the minimum value are measured; the extension interface module can fulfill the functions of multi-path measurement, multi-path display, serial port/parallel port transmission, mode switching and the like; the RS232 interface can communicated with a PC (personal computer) for data transmission and processing; and the power supply module consists of 6 AAA batteries for uninterruptedly supplying power for about 200 hours.

The embodiment of the invention discloses a three-in-one weather instrument with the functions of a thermometer, a hygrometer and a comfort degree meter. The weather instrument comprises a scaled surface, three groups of detection components for detecting temperature, humidity and comfort degree respectively, and three groups of pointer components for displaying the temperature, the humidity and the comfort degree respectively. The comfort degree detection component in the weather instrument can synthesize influence factors of the temperature and the humidity on the comfort degree and obtain more accurate and rational comfort degree detection results. The three groups of detection components can independently measure the temperature, the humidity and the comfort degree respectively, and more definitely and specifically detect surrounding environmental conditions. The three groups of pointer components can independently display the temperature, the humidity and the comfort degree respectively, and more clearly and directly display the surrounding environmental conditions. The three-in-one weather instrument can satisfy the needs of different groups.