The invention provides an archive storehouse temperature and humidity wireless control device based on a Zig Bee technology. A temperature and humidity detection unit is used to collect values of temperature and humidity of an archive storehouse, the values are transmitted to a client-side management computer through zigbee wireless relay routing and a wireless gateway, and the client-side management computer analyzes the values and outputs instruction to control a humidity control unit, a temperature infrared control unit, a window automatical open ventilation control unit, and an electric file intensive shelve control unit to conduct automatic adjustment control of temperature and humidity. Temperature and humidity measurement equipment and relay transmission routing equipment transmit data and control the data through a zigbee short-distance wireless communication protocol, a position and quantity of a temperature and humidity collection unit, data transmission, and control of wireless transmission can be flexibly arranged according to actual needs of the archive storehouse, and additional wiring is not needed. All devices, systems, units, and equipment are supplied with power by batteries and are simple and convenient to install.

Archive storehouse temperature and humidity wireless control device based on Zig Bee technology

The invention discloses a household energy-saving device The household energy-saving device comprises a smart phone, a wireless router, a controller and a smart control subsystem, wherein the controller wirelessly transmits information through a mobile phone wireless communication network and the smart phone, and the smart control subsystem wirelessly transmits information through the wireless router and the controller The controller comprises a shell, a panel component and a liquid crystal display screen, the panel component and the liquid crystal display screen are arranged on the shell, and the shell internally comprises a processor, a crystal oscillation circuit, a reset circuit, a wireless communication module and a power circuit The smart control subsystem comprises a smart automobile control subsystem, a smart air conditioner control subsystem, a smart solar boiler control subsystem, a smart refrigerator control subsystem, a smart microwave oven, television and computer control subsystem and a clock temperature and humidity subsystem which respectively comprise a wireless communication module The household energy-saving device is capable of controlling various household devices remotely by the aid of the smart phone and is capable of saving energy resources, convenient and easy to use, wide in application range and low in cost

Household energy-saving device

The invention discloses a three-dimensional wave velocity imaging measurement-while-drilling method and device for rock in front of the tunnel face. Before an advanced geological drilling rig works, earthquake wave receiving sensors are rapidly arranged on the tunnel face and the tunnel lateral face; a loop-line combined three-dimensional observation mode is adopted, and according to the data fed back through a drilling depth sensor in real time, the running mode of a drill rod of the advanced geological drilling rig and the drilling mode of a drill bit are automatically switched at the right moment through a drilling rig control system; earthquake source signals are collected in real time through a pivot sensor, noise signals are collected in real time through a noise sensor, and earthquake waves are collected through the earthquake wave receiving sensors in real time. By means of the device, the distribution condition of unfavorable geologic bodies in front of the drilling portion of the advanced geological drilling rig and the distribution condition of unfavorable geologic bodies around a tunnel can be obtained, the rock in front of the drilling portion can be accurately assessed, the quality level of the rock in front of the drilling portion can be predicted, the unfavorable geologic bodies in front of the tunnel face can be found in time, a construction scheme can be optimized accordingly, and use reference can be provided for guaranteeing the tunnel construction safety.

Three-dimensional wave velocity imaging measurement-while-drilling method and device for rock in front of tunnel face

The invention provides a method used for measuring the impact vibration state of a downhole instrument while drilling and belongs to the field of petroleum drilling. The method includes the steps that first, a circuit substrate is arranged, at least two opened mounting grooves which are spaced are formed in the circuit substrate in the longitudinal direction, a measurement circuit is arranged in the first mounting groove, and a control and transmission circuit is arranged in the second mounting groove; second, the circuit substrate is installed in a sealed barrel, a shell and an antenna are arranged outside the sealed barrel, a drilling fluid channel is formed between the shell and the barrel, and the antenna, the shell and the sealed barrel are installed on a drill stem as downhole parts; third, after the drill stem provided with the downhole parts is lowered into a well, the measurement circuit is controlled by the control and transmission circuit at preset time to start to measure parameters, and the measurement result from the measurement circuit is received by the control and transmission circuit and then transmitted by the antenna. The method is accurate in test result and high in safety performance and integration degree.

Method used for measuring impact vibration state of downhole instrument while drilling

The invention discloses an MWD device for vibration of a down-hole drill string. The device comprises a drill collar short section (1), wherein an upper protection joint (2) and a lower protection joint (3) are arranged in the drill collar short section (1); an acceleration sensor (10) is arranged in an accommodating cavity (8) formed by the upper protection joint (2) and the lower protection joint (3); the lower end of the lower protection joint (3) is connected with a detection pipe (12); a battery pack (15) and an electronic circuit board (16) are fixedly arranged in the detection pipe (12); and the electronic circuit board (16) is connected with the battery pack (15) and the acceleration sensor (10). The invention further discloses a monitoring method. The MWD device and method for the vibration of the down-hole drill string have the benefits as follows: the problem that a conventional device cannot detect longitudinal vibration, lateral vibration and torsional vibration of the drill string respectively is solved, the measurement is accurate, and information distortion is avoided; and the device can be mounted at different parts of the drill string and can be connected with an MWD device for usage, abnormal vibration can be transmitted to the ground in real time, the structure is simple, the work is reliable, and the service life is long.

MWD (monitoring while drilling) device and method for vibration of down-hole drill string

The utility model relates to a differential positioning seismograph while drilling, which can meet the requirements of seismic measurement while drilling. The seismograph is characterized in that all the hardware modules are mounted on the same circuit board; the modules are communicated with each other through internal interfaces of an AMR processor; a casing is designed into a full-enclosed waterproof structure; and the external interfaces are two waterproof aviation plugs. During the process of drilling, a seismometer converts seismic reflected waves generated when a drill bit impacts the stratum into digital signals; the digital signals are combined with position information generated by a differential positioning module, time information generated by a high-precision GPS time scale module and seismometer plumb information generated by a tilt angle sensor, so as to form seismic collection data while drilling; and high-speed real-time transmission is realized through wireless network. The seismograph has the advantages that earthquake waves at fixed points and fixed time during drilling can be collected real-timely; high-precision differential positioning of the collection point can be realized; track pitch and offset can be calculated accurately, thereby reducing seismic interpretation errors; and at the same time, the tilt angle variation of the seismometer can be monitored real-timely.

Differential positioning seismograph while drilling

The invention relates to a drilling earthquake reference signal collection method and a device. The noise generated by the vibration of a drilling bit in the well drilling process is used as a quake source, the drilling earthquake reference signal collection device arranged under a square drilling rod is used for collecting vibration signals of the drilling bit transmitted in the drilling post direction, the collected data is sent to a reference signal monitoring host machine in a wireless way, and the data is sent to a center host machine after being processed by the reference signal monitoring host machine. The drilling earthquake reference signal collection device comprises a sensor unit (32), a wave filtering modulation unit (33), an A/D converter (35), a real-time clock unit (38), a GPS unit (40), a wireless communication unit (41), a memory unit (42) and the like, wherein each unit is placed in a pipe nipple. The device has the advantages of convenient construction, no influence on the production process of the drilling well, rigid connection with the drilling post, real-time signal transmission, good signal quality, convenient replacement of batteries and easy maintenance of a system.

Drilling earthquake reference signal collection method and device

The utility model provides a quality monitoring device used during seismic data acquisition while drilling, which comprises a reference signal sensor, a ground seismograph, a noise signal sensor, a monitoring computer, a WIFI wireless network and a wired network for real time data transmission. The reference signal sensor is used for collecting the drill bit signals transmitted through a drill stem, and then transmits the drill bit signals to the monitoring computer through the wireless network. The drill bit signals transmitted through stratums and collected by the ground seismograph, and the noise signals collected by the well site noise signal sensor are transmitted to the monitoring computer through the wired network. The monitoring computer checks measured data, monitors the real time quality of the drill bit signals and well site noise signals, dynamically monitors the states of the networks and acquisition devices (the sensor, ground seismograph), and initially evaluates and pre-processes the collected data. The device can realize fast evaluation of the quality of collected seismic data while drilling, can guide and adjust acquisition design and well drilling engineering design, and can get high quality seismic data while drilling.

Seismic while drilling quality monitoring device

The utility model relates to a wireless temperature and humidity collection and control device applied to the field of constant temperature and humidity measurement and control, which is composed of a unibus mode temperature sensor, a unibus mode humidity sensor, five sensor interfaces, an infrared receiving module, an infrared sending module, an integrated circuit chip, a ZIGBEE wireless module, an alternating current to direct current (AC-DC) power supply module and a liquid crystal display module. The wireless constant temperature and humidity measurement and control device adopts infrared receiving and infrared sending modes to perform full-automatic intelligent control on an air conditioner, and has a temperature and humidity collection function, a wireless control function on the air conditioner and a dehumidifier, and is convenient to install and good in stability.

Wireless constant temperature and humidity measurement and control device

The invention relates to a seismic-while-drilling drill bit vibration signal measurement system which can meet the application requirements of seismic-while-drilling engineering. The system comprises a drill bit vibration signal acquisition part, a drill bit vibration signal transmission part and a drill bit vibration signal processing part. The drill bit vibration signal acquisition part adopts an independent drill bit vibration signal acquisition sub. Drill bit vibration signal processing is performed by a computer in which drill bit vibration signal acquisition and analysis software is pre-installed. Transmission between the drill bit vibration signal acquisition sub and the computer is realized through a wireless local area network. The drill bit vibration signal acquisition sub is provided with a sensor chamber, a battery chamber, a circuit board chamber and a wireless module chamber in advance on the outer circumference of the middle part of the sub, wherein the sensor is a three-component accelerometer; circuits of a circuit board comprise circuits for filtering and conditioning, signal amplification, A/D (Analog-to-Digital) modulation, digital filtering, a microprocessor, a real-time clock, D/A (Digital-to-Analog) testing, a memory and a GPS (Global Positioning System). The seismic-while-drilling drill bit vibration signal measurement system has the advantages that since a method of rigidly connecting with a drill stem is adopted, the signal quality is good, the construction is convenient to perform and the drilling construction safety is guaranteed.

Seismic-while-drilling vibration signal acquisition system

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