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74 results about "Condition part" patented technology

Condensed-water air humidification system and method for air conditioner

A condensed-water air humidification system and method for an air conditioner adopts the structure that a water receiving plate is arranged below a heat exchanger of an indoor unit of the air conditioner, as well as a heat exchanger of an outdoor unit, the water receiving plates are communicated with respective water storage tanks through three-way pipes, the water storage tank of the outdoor unit pumps water into the water storage tank of the indoor unit through a water pump, the water storage tank of the indoor unit is connected with an ultrasonic humidifier which can send condensed water produced by both the indoor unit and the outdoor unit to indoor air by virtue of a humidification function, and an intelligent control card is used for controlling the temperature and the humidity in a control room, as well as the operation of the air-conditioning part of the indoor unit of the air conditioner and the ultrasonic humidifier, so as to ensure that the indoor environmental humidity and air temperature reach the required set values. According to the invention, the ultrasonic humidifier in the indoor unit of the air conditioner changes condensed water produced by both the indoor unit and the outdoor unit of the air conditioner into water vapor, and the water vapor is then released to the indoor environment. During the use of the air conditioner, the condensed-water air humidification system is favorable for a human body to feel comfortable at the indoor temperature and humidity.
Owner:TSINGHUA UNIV

Arbitrary waveform generator based on PXIe bus

The invention relates to the field of signal generator, and specifically relates to an arbitrary waveform generator based on a PXIe bus. The generator comprises a waveform generation part and a waveform conditioning part. The waveform generation part comprises an FPGA and a crystal oscillator. The waveform conditioning part comprises a 16-bit DAC, an operational amplifier, an SPI program control amplifier, a filter circuit, an SPI program control DAC, a differential operational amplifier, and a subtracter. The generator employs the PXIe bus as a channel which is used by an upper computer for transmitting waveform data. The FPGA continuously process the waveform data transmitted by the upper computer in a waveform generation process, so as to guarantee the integrity of high-frequency signal quality. In a waveform conditioning process, the generator respectively employs a Bessel filter and an elliptic filter according to the frequency characteristics of signals and the difference of anti-noise capabilities, and meets the filtering requirements of different types of signals. For a signal with the amplitude being less than 50mV, a small signal processing branch circuit is designed, thereby guaranteeing that a signal with a small amplitude value cannot be flooded by noise. The generator employs a mode of internal and external synchronization adjustment for signal amplitude and bias, and guarantees the accuracy of a signal.
Owner:AVIC BEIJING CHANGCHENG AVIATION MEASUREMENT & CONTROL TECH INST +2

Method for rule engine for production dispatching

InactiveCN103473642ALow costProduction scheduling is easy to implementTechnology managementResourcesScheduling functionCondition part
The invention relates to the rule engine technology applied to service rule decoupling and discloses a method for a rule engine for production dispatching. The method for the rule engine for production dispatching particularly arms at solving the problems that due to the characteristics of diversity, frequent variation, multiple combination types and the like of a service rule of a high-level planning and dispatching system, a tightly-coupled production dispatching system cannot be adapted to enterprise strategy variation and various actual workshop production strategies. The service rule is generalized and abstracted, a service rule modeling language is defined, and the service rule is divided into an attribute and condition portion and an action portion; a service rule storage mode, a loading mode and an analysis mode are defined; a service rule and function relevant method and a service rule matching algorithm are defined; a dynamic link library of a production dispatching system is generated and a peripheral interface is provided for the rule engine; a service rule processing procedure, a rule engine executing method and an interface type are defined. According to the method, the complex service rule is separated from the production dispatching function, the cost of development and maintenance of production dispatching is reduced, and the production dispatching is made to be easy to achieve.
Owner:SHENYANG INST OF AUTOMATION - CHINESE ACAD OF SCI

Control system and control method for direct-current brushless fan coil unit

The invention discloses a control system and a control method for a direct-current brushless fan coil unit. The control system comprises a plurality of line controllers and a plurality of drive controllers which are connected through networks, wherein each drive controller is connected with a direct-current brushless motor and an air conditioning part; each line controller is used for setting parameters and sending a line controller instruction to the selected drive controller; each drive controller is used for converting alternating current into direct current, controlling the running states of the direct-current brushless motor and the air conditioning part according to the line controller instruction, and feeding the running state information to each line controller; and the direct-current brushless motor drives the fan of the unit to run. The control method comprises the steps as follows: setting the machine type parameter and the user parameter of the fan coil unit in each line controller; sending the instruction to the selected drive controller; controlling the running states of the direct-current brushless motor and the air conditioning part according to the instruction by each drive controller; feeding the running state information to each line controller by each drive controller; and adjusting the instruction according to the running state information by each line controller.
Owner:GUANGDONG EUROKLIMAT AIR CONDITIONING & REFRIGERATION

Carbon dioxide infrared hollow-core fiber laser and manufacturing method thereof

The invention discloses a carbon dioxide infrared hollow-core fiber laser comprising a hollow-core fiber which is divided into a resonant cavity and a conduction part which is arranged to be integrated with the resonant cavity, wherein the resonant cavity is arranged in a straight, folding or winding shape; a total reflection mirror which is installed at one end of the resonant cavity; a semi-reflecting mirror which is installed at the other end of the resonant cavity; gas work material which fills in the resonant cavity; and an excitation system which is arranged between the total reflection mirror and the semi-reflecting mirror. The excitation system is a radio frequency excitation system, a high-voltage DC excitation system or a microwave excitation system and excites the gas work material in a non-pumping light source excitation mode. Energy level transition of the gas work material occurs so that population inversion is realized and laser is generated in the resonant cavity, and laser is incident into the condition part to be conducted through the semi-reflecting mirror. Manufacturing cost can be reduced by miniaturized equipment, and transmission precision and stability in the actual application of CO2 laser can be enhanced. The invention also discloses a manufacturing method of the carbon dioxide infrared hollow-core fiber laser.
Owner:EAST CHINA NORMAL UNIV

Analytical equipment of frequency conversion electricity based on digital transmission

The invention provides analytical equipment of frequency conversion electricity based on digital transmission. The analytical equipment contains a power unit, an analyzer and a communication unit. The power unit contains at least a power unit singleton which comprises a sampling part, a signal transformer, a signal conditioning part and an A/D converter which are successively connected in series. The analyzer contains a CPU module, an editable logic device, a high-speed buffer memory and a display screen. The CUP module is respectively connected with the display screen, the editable logic device and the high-speed buffer memory. A Discrete Fourier Transform (DFT) algorithm is arranged inside the CUP module. The editable logic device is connected with the A/D converter through the communication unit. The whole structure of the analytical equipment is simplified. As the power unit converts analog quantity to a digital signal for transmission, influence of transmission distance and electromagnetic environment is avoided, and precision of a system is raised. By integrating the CPU module, the editable logic device and the high-speed buffer memory, arithmetic speed and handling capacity are raised of the analytical equipment are raised, and the analytical equipment has high practicality.
Owner:徐伟专

Upper air inlet furnace end capable of adjusting air intake

The invention provides an upper air inlet furnace end capable of adjusting the air intake. The upper air inlet furnace end comprises a furnace end lower part, a furnace end upper part arranged on thefurnace end lower part and nozzles. Multiple air inlet pipelines and multiple air seats communicated with the air inlet pipelines are arranged on the furnace end lower part. The double nozzles are arranged on each air seat. An air conditioning part is arranged at one end of each nozzle. Multiple outwardly-extending ejection bridges connected with the air seats are arranged on the furnace end upperpart. Air inlet ends are arranged below the ejection bridges. Center air channels corresponding to the corresponding double nozzles and outer ring air channels are arranged on the ejection bridges. The outer ring air channels are communicated with an outer ring air mixing cavity in the furnace end upper part. The center air channels are communicated with an inner ring air mixing cavity in the furnace end upper part. By forming a spiral air flow, the air mixing effect is improved, meanwhile the air combustion efficiency is improved, the air inlet ends are formed below the ejection bridges, sufficient air is provided for the furnace end upper part in multiple directions, the occurrence of red flames is prevented, and the air intake can be adjusted at the nozzles to prevent unstable flames.
Owner:彭建国

Embedded crop growth environment information collection instrument and working method

The invention relates to an embedded crop growth environment information collection instrument, and the embedded crop growth environment information collection instrument comprises a collection part, a conditioning part, a data processing part, a communication part and a storage part, which are mutually electrically connected, wherein the communication part comprises a plurality of data transmission interfaces, namely a USB (universal serial bus) bus interface, a BlueTooth bus interface and an RS (recommended standard) 485 bus interface; the BlueTooth bus interface is realized by a driver BTA10 and specifically realized by the design of combining an interface piece with a toggle switch; and the storage part comprises a nonvolatile electrically erasable data memory AT24C256. A working method based on the embedded crop growth environment information collection instrument comprises the steps of power-up start, initialization of parts, start of BlueTooth communication, command parsing, parameter setting, mode setting, writing of data into a storage space and data communication. The embedded crop growth environment information collection instrument disclosed by the invention can be used on any mobile phone or any intelligent terminal for realizing the functions of visual display of field data and instant measurement and data acquisition; and furthermore, the working method has the advantages of simple steps and convenience in use, and can reflect growth and health status of crops in a real-time manner.
Owner:ANHUI LONGCOM INTERNET OF THINGS
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