526 results about "Breakout box" patented technology

A network-controlled charge transfer device for transferring charge between a local power grid and an electric vehicle is mounted to a street light. The charge transfer device includes the following: an electrical receptacle to receive an electrical connector for connection to the electric vehicle; an electric power line that couples the power grid to the electrical receptacle through a wiring box; a control device to switch the receptacle on and off; a current measuring device to measure current flowing through the electric power line; and a controller to operate the control device and to monitor output from the current measuring device.

An enclosure for tablet devices with features to provide secure mounting options is described. In accordance with at least one embodiment, the enclosure provides options to mount a tablet device in either a desktop stand or onto a variety of other supports, including VESA compliant mounts and electrical junction boxes. Security options include the ability to secure the tablet device inside the enclosure to provide a deterrent to theft or vandalism. Additional levels of security may be provided that limit access to the tablet device's control features (i.e., control buttons, cameras, sensors). In accordance with at least one embodiment, access to the tablet device's display, button(s), camera(s), microphone(s), speaker(s), connector(s), and/or tactile feedback of button(s) or other devices can be selectively maintained or prevented while the tablet device is enclosed in the tablet enclosure.

A variable-air-volume system for modulating the speed of a supply fan by measuring a plurality of inlet static pressures within the inlet of a corresponding plurality of terminal boxes within the system; calculating a plurality of setpoint errors equal to the difference between the plurality of inlet static pressures and a corresponding plurality of terminal box setpoint pressures; selecting minimum setpoint error out of all of the calculated setpoint errors; and modulating the fan speed as a function of the minimum setpoint error. The system can also utilize a power adjustment factor to modify the terminal box set point pressures.

The invention belongs to the technical field of temperature detection and particularly relates to a temperature-measurement compensating method. The method comprises the steps of: firstly carrying out scale testing on a non-standardized thermometer, and describing the error characteristics of the non-standardized thermometer through self-learning by contrasting to an international temperature scale curve; and in actual measurement application, compensating non-standardized temperature-measuring results through adoption of a conversion algorithm so as to obtain high-accuracy measurement outputvalues. The invention further discloses a corrective type high-accuracy thermometer, wherein an integrated digital converting and correcting device is additionally arranged in a service box of the non-standardized thermometer; the corrective type high-accuracy thermometer comprises a temperature signal detecting module, a digital converting module and a compensating algorithm module, thus the functional embedment of a correction model is realized; by starting from digital type analysis transmission and correction simultaneously, the measuring accuracy of the thermometer is increased; and after the non-standardized temperature values are corrected, an effect that the output results of non-standardized temperature values are close to temperature true values of international temperature scale is achieved.

The invention discloses a distributed optical fiber grating anchor rod group stress monitoring system for a coal mine roadway, and belongs to anchor rod group stress monitoring systems for coal mine roadways. Each of a mining roadway anchor rod support stress monitoring subsystem, an excavation roadway anchor rod support stress monitoring subsystem and a working face open-off cut anchor rod support stress monitoring subsystem comprises one or more monitoring substations; the communication optical fibers of the three subsystems are connected with a mineral transmission optical cable through an optical fiber connecting box; the mineral transmission optical cable is connected with an input port of an optical fiber grating static demodulator; an output port of the optical fiber grating static demodulator is connected with a computer data processing system; processed monitoring data is shared with a ground computer through a server and a coal mine local area network, so that the online real-time anchor rod group stress monitoring system for the coal mine roadway is formed. An anchor rod group stress monitoring network taking anchor rods as sensing media and optical fibers as transmission carriers adopts a tandem structure; the anchor group stress is measured in a distributed way; the mounting operation is convenient; the labor, the time and the effort are saved; the monitoring expense is reduced.

A hermetic type compressor in which manufacturing costs can be reduced, wherein a connection between stator coils wound around a stator and lead wires of a terminal block, is prevented from being cut, and a manufacturing method of the same. The compressor includes a sealed casing, a compression device, a driving unit having a stator, including stator coils wound around a core and a rotor rotating within the stator to drive the compression device, lead wires extended from a terminal block coupled with the a terminal installed to the sealed casing to supply electric current, and a connected part formed by which the stator coils are made by coating aluminum wires with enamel, the ends of the stator coils whose enameling is removed are connected to the lead wires to supply the electric current, and the entire ends of the aluminum wires whose enameling is removed and exposed are inserted into a joint band to connect the ends of the stator coils to ends of the lead wires.

A modular system for, especially, dry basin fountain installations includes a housing having a water supply inlet, a drain outlet, an electrical supply inlet and electrical junction box, for removable and interchangeable installation of a variety of individual or multiple fountain components within each housing, including water jet assemblies, lighting assemblies, and audio speakers, for supplying water to and draining water from each housing to a water reservoir, and for controlling the operation of each fountain component. Water supply lines, drain lines, and electrical lines may be routed between all housings and a water reservoir and an electrical supply center, so that fountain components may be installed, removed, and exchanged without disturbing the surface in which the fountain is installed.

A universal mounting ring has an arcuate or curved upper portion and a plurality of downwardly depending tabs. The universal mounting ring is configured to interface with an electrical enclosure, such as conventional electrical junction boxes to permit a radio frequency identification (RFID) reader to be secured within the enclosure and mate with a wide variety of enclosure cover assemblies manufactured by third parties. The downwardly depending mounting tabs are provided with multiple mounting positions such that the reader may be securely mounted at a plurality of positions relative to a cover assembly.

A method of controlling an existing heating, ventilation, and air conditioning system that is configured to condition at least one zone and includes at least one terminal box having a terminal box interface and a plurality of control components. The method comprises integrating a control device into the existing heating, ventilation, and air conditioning system such that the control device is in communication with the terminal box and terminal box interface, as well as with the control components of the existing heating, ventilation, and air conditioning system. The control device collects a plurality of zone characteristics, a plurality of airflow measurements, and a plurality of occupancy variables. The control device then calculates for a primary air freshness based on the plurality of airflow measurements, an outside air requirement based on some of the plurality of zone characteristics and occupancy variables, and for a minimum airflow set point by dividing the calculated outside air requirement by the primary air freshness. The control components of said existing heating, ventilation, and air-conditioning system are modulated based on the calculated minimum airflow set point.

An electrical circuit testing device is provided, comprising a case, a digital voltage level testing circuit with a display means, a switch to initiate measurement using the device, a non-shorting switching means for selecting pre-determined electrical wiring configurations to be tested in an outlet, a terminal block, a five-pole electrical plug mounted on the case surface and a set of adapters that can be used for various multiple-pronged electrical outlet configurations for voltages from 100–600 VAC from 50–100 Hz.

The invention discloses a function test system of an automobile body control module. The function test system comprises a junction box which is connected with an automobile function module to be tested, and the junction box is connected with a digital board card which is connected with an industrial personal computer. The invention also discloses a test method by utilizing the system. According to the function test system and the test method, on the aspect of hardware construction, the realization is convenient and rapid, under the premise of ensuring the precision, the cost is lowered, the system is expanded by loading different functions of board cards, and then can be conveniently connected with a device to be tested by the junction box, and on the aspect of test software, the system has the largest characteristics that a state diagram is utilized for generating a test case, the test purpose is realized by traversing the work state of a BCM (Body Control Module), the understanding is convenient, the operation is easy, the test effect is achieved, and when the test case is tested, the automatic batch test can be selected, the singly manual test is conducted, the function consistency can be automatically analyzed and designed in advance, the manual comparison can be conducted to implement sequential analysis, so that the problem can be found and checked conveniently.

An object of this invention is to provide an electrical junction box for a vehicle that can effectively restrain a control circuit from being subject to heat adverse effect from to a power distribution circuit, can downsize the whole structure, and can reduce the number of terminals for connecting the circuits to each other. The electrical junction box for a vehicle comprises a power distribution unit for constituting a part of the power distribution circuit, and a circuit board. A board body of the circuit board is divided into a power distribution circuit region Ap and a control circuit region Ac by a border line BL across the circuit board body. The control circuit is incorporated in the control circuit region Ac. The power distribution circuit region Ap is provided with a power distribution circuit having a current specification smaller than that of the power distribution circuit on the power distribution unit.

The invention relates to an arrangement structure of an integrated water-cooled motor controller of an electric vehicle. The arrangement structure comprises an upper shell on the top and a lower shell at the bottom; a high pressure connecting box and a motor controller are arranged in the upper shell and are separated by a support plate; a vehicle-mounted battery charger and a DC-DC module are arranged in the lower shell and are separated by a separation plate; the upper shell and the lower shell share one cooling channel. According to the invention, the high pressure connecting box, the vehicle-mounted battery charger, the motor controller and the DC-DC module are integrated, so that the space occupied for arranging the power system of the whole vehicle is reduced, and the space for the arrangement of the whole vehicle is ampler; and the separate modules are integrated, so that the arrangement of the whole vehicle is more attractive.

A modular electrical system (230) comprises a number of separate components forming a four-wire system (110). The component set (230) includes receptacle junction blocks (130), two-way connectors (232), four-way connectors (236), two-way jumper cable assemblies (234), and three-way jumper cable assemblies (238). The components of the component set (230) include various configurations of male blade terminals (150) and female terminals (200) located on the individual components so that a number of differing system configurations can be achieved.

A modular power distribution system (110) comprises an incoming power cable (118) adapted to connect to jumper cable assemblies (140) having female end connectors (142) and jumper cables (148) connecting together the female end connectors. Junction blocks (150) are connectible to the jumper cable assemblies (140) and are adapted to provide for multiple circuits. Electrical receptacle blocks (152) are adapted to electrically connect to the junction blocks (150), and are configured so as to electrically connect to one of the multiple circuits.