204results about How to "Meet the regulation" patented technology

The subject matter of the invention is an inverter (3), more specifically for use in a photovoltaic plant (1) with a direct voltage input (connection terminals 4; 5) for connection to a generator (2) and an alternating voltage output (connection terminals 7; 8) for feeding into an energy supply network (6) as well as with a DC-AC converter (12) with semiconductor switch elements (15) and an intermediate circuit (11), at least one short-circuit switch element (18) being connected in parallel to the generator (2), so that the voltage will not exceed a maximum voltage value neither at the connection terminals (4; 5) of the generator (2) nor between the connection terminals (9; 10) of the inverter. This is achieved in that the inverter (3) comprises, in the intermediate circuit (12), a buffer capacitor (14) that is connected to the generator (2) through a protection diode (17) so that said buffer capacitor (14) will not be discharged upon actuation of the short-circuit switch element (18), the generator (2) working according to a clock rate in the short-circuit mode of operation.

Apparatus and method for NOx reduction. A reducing catalyst is provided on a monolith or other suitable catalytic converter element. A multi-mode fuel processor of liquid hydrocarbon fuel is capable of delivering a required quantity and composition of a reducing agent while operating in a desired sequence of the following modes: partial oxidation, incomplete pyrolysis, evaporation, combustion, and atomization. Temperature sensors detect the catalyst temperature and means are provided to introduce the reducing agent into the exhaust stream at a rate correlated to the measured temperature. Means also provided to implement a predetermined control algorithm.

A chainsaw having a brake arrangement comprising: a kickback brake drum (10) arranged to rotate together with a drive sprocket driving a saw chain of a chainsaw, a kickback brake for quickly stopping the saw chain if at least one kickback actuator (7) is actuated, the kick back brake including a kickback brake band (11) extending around the kickback brake drum (10) and means for tightening the kickback brake band (17-19, 22) around the kickback brake drum (10), and; a coasting brake weaker than the kickback brake being arranged to brake the saw chain (2) unless a coasting actuator of the chainsaw is actuated, the coasting brake includes a coasting brake band extending around a coasting brake drum (10) arranged to rotate together with the drive sprocket (37), and means for tightening the coasting brake band (20, 22, 23) around the coasting brake drum, wherein the coasting brake band is either at least one longitudinally slit portion (11b) of the kickback brake band or a separate brake band.

The invention discloses a manufacturing system for a wearing product. Tension force of strip-shaped elastic sheet material capable of stretching along a process direction is released and the elastic sheet material is processed into a regular shape and then turned and amplified to be configured to an absorbing main body. The manufacturing system comprises a tension force conveying device stretching the strip-shaped elastic sheet material and conveying the same along the process direction, a tension force-free conveying device releasing tension force of the elastic sheet material conveyed by the tension force conveying device and processing the elastic sheet material according to a certain specification, and a turning and amplifying device arranged on a downstream of the tension force-free conveying device and rotating the processed elastic sheet material into 90-degree. Tension force-free conveying is first mentioned in the industry; stretching ratio of the elastic sheet material is segmentally controlled during the conveying, and the elastic sheet material is processed; a foundation is laid for batch production of wearing products mentioned in the technical backgrounds; the manufacturing system has a compact structure and high production efficiency; and technology process can be shortened and the products manufactured by the system are deeply welcomed by customers.

Aspects of the present invention include a controller circuit for an exercise machine, where the controller circuit includes a board mounted transformer having tolerances near or below the inrush current generally present in activating one or more cooling fans. According to one embodiment, the controller circuit attempts to power on a subsequent fan after the sum of the inrush or steady state current of presently operating fan or fans, and the inrush current generally associated with powering on the subsequent fan, is within the tolerances of the transformer.

Field expandable battery pack systems and related methods are disclosed that allow for increased battery life while reducing cost and still meeting shipping regulations. In part, the expanded battery system includes a primary battery having a battery management unit (BMU) and additional expansion batteries that couple to the primary battery and are managed together by the shared-BMU within the primary battery. Each battery has its own protection circuitry, and the batteries can be lithium-ion batteries. As such, multiple batteries can be shipped together and then combined by a user to achieve a desired level of battery capacity that is managed as a single battery through the use of the shared-BMU.

The invention discloses a radial compensation bus bar used for a high-voltage switch in the technical field of high-voltage electrical appliances. The radial compensation bus bar used for the high-voltage switch comprises three groups of conductive components with the same structure, connecting pieces, and two basin-type insulators, two corrugated pipes and a shell connected with the connecting pieces, wherein a first basin-type insulator and a first corrugated pipe as well as a second basin-type insulator and a second corrugated pipe are respectively arranged at the two ends of the shell fixedly; the two ends of a first conductive component, a second conductive component and a third conductive component are respectively and fixedly connected with the first basin-type insulator and the second basin-type insulator positioned at the two ends of the shell; and the conductive components are arranged in the shell in a sealing way. The radial compensation bus bar used for the high-voltage switch meets the compensation for the axial and radial deformation in gas-insulated metal-enclosed switchgear (GIS), the adjustment of an installation error and the compensation for the deformation of expansion caused by heat and contraction caused by cold of the bus bar per se, has a large compensation amount for radial deformation, and can keep high performance of the electrical appliances.

An assisted rescue system to extract a seatbelt harnessed person from a vehicle. The system comprises a seatbelt harness and seat liner which together form a sling. The seatbelt harness is connected at anchor points with a releasable securing mechanism that is operable with a single release action.

An aircraft propulsion system comprising a reciprocating liquid cooled engine housed within the fuselage driving twin fuselage mounted ducted-fans is disclosed. The propulsion system may be liquid cooled with a liquid cooled exhaust and at least one turbocharger. The ducted-fans may run fan blade tip speeds of up to 97% Mach driven by a near constant RPM engine through a continuously variable transmission. The propulsion system may be low noise and may meet environmental standards typical in the automotive industry.

The invention discloses a business process approving method, system mobile terminal and system server. According to the method, through interaction of a mobile APP registered user and an approving system, the user can check the approving progress in time, and flexibility and diversity of approving forms are also improved; the mobile terminal includes a message processing unit and a display unit, and the server includes a flow interface, an approving model generation unit, a message generator, a command analysis module, a mobile form generator, a message receiving and sending engine and a data synchronization unit.

The invention discloses a wireless intelligent water meter and a management platform thereof. A magnet is embedded in a mechanical meter body, an acquisition and communication controller is buckled on the shell, and the meter body is independent of the controller in structure, is complementary to the controller in function and is connected with the controller into a whole by adopting a clamping groove. The controller comprises an intelligent triggering unit, a single-chip microcomputer, a plate antenna, an instruction control unit, a self-inspection alarm unit, a communication module and a charging power supply; intelligent triggering, sleep waking and module power-off modes are set up, so that the mini wireless intelligent water meter capable of online measurement, control, alarm and self-inspection is formed. The management platform is used for systematically calculating, analyzing and processing received data and information in real time; a reading, calculation, management and control intelligent solution and an online control means for the management platform, a mobile phone, a tablet personal computer and other remote terminals are formed; the online management is automatically implemented through a wireless network; a water resource internet-of-things big data monitoring platform is formed, so that the modernization level in the water industry is comprehensively improved.

The invention discloses an intelligent wireless network sensor system possessing power supply management and belongs to the instrument and meter detection technology field. Wireless sensor nodes in the system comprise ground floor nodes, a routing node and a coordination node. The ground floor nodes are distributed on each monitoring point. According to a Zigbee protocol, the routing node and the coordination node are communicated with an upper computer so as to realize real-time control of a network. Each sensor node is formed by a base circuit, a core module, a function circuit and a power supply management module respectively. In the invention, based on a PIC single chip microcomputer, through using a mode of controlling on and off of a load power supply, about 70% average node power consumption is reduced; a dormancy mechanism is added in the nodes and on and off of a node load power supply are controlled in a fixed time mode; micromation, low power consumption, low cost and other characteristics are possessed; the nodes possess certain anti-interference performance and high robustness of adaptability; an expansion interface is reserved in the nodes and scalability is high.

An apparatus (230) for recovering refrigerant from an air conditioning system (200) comprises an evaporator (232) arranged to receive the refrigerant from the air conditioning system (200) and to separate it from impurities in it present, obtaining purified refrigerant, a compressor (233) for circulating the purified refrigerant, a condenser (236), and a storage container (60) arranged to contain the condensed refrigerant. The storage container (60) defines a storage chamber (61) arranged to contain a liquid phase of the refrigerant (25) and a gaseous phase (26) comprising a vapour component of the refrigerant (26a) and an air component (26b). The apparatus (230) is also comprised of measuring means (110) configured to measure operating parameters of the refrigerant present in the storage chamber, purge means (125) arranged at a purge opening (62) configured to purge the gaseous phase (26) present in the storage chamber (61) responsive to the operating parameters (61), and at least one first separation chamber (64) connected to the storage container (60). A selective passage means (115) is arranged at said opening between the storage chamber and the first separation chamber (64) to separate the gaseous phase (26) into the vapour component of refrigerant (26a) and into the air component (26b), in such a way that through the selective passage means (115) only the air component (26b) and a reduced amount of vapour component (26a) move in the first separation chamber (64).

A tensioning mechanism for a movable, tarp enclosure system including first, second, and third arms, and first and second support brackets which are all connected together in a substantially triangular, adjustable configuration in which the first arm is rotatable relative to support brackets and when the first arm is rotated, the first bracket moves linearly along the first arm toward and away from the second bracket. The second arm has one end thereof pivotally connected to the first bracket such that the first end of the second arm moves together with the first bracket, the third arm has an engagement member provided on one end thereof which is configured to operatively engage a vertically intermediate portion of an end one of the bows, and the third arm has a length adjusting mechanism for adjusting a length thereof.

The invention provides a head fixing device for neurosurgery nursing, and mainly relates to the field of neurosurgery nursing. The head fixing device for neurosurgery nursing comprises a bottom plate,a first groove is formed in the top face of the bottom plate, a transverse plate is installed in the first groove, two strip-shaped grooves are formed in the top face of the transverse plate, a moving device is installed in each strip-shaped groove, and a clamping plate is arranged on the top face of the transverse plate and fixedly connected with the moving devices. The head fixing device has the advantages that by arrangement of a first stretchable rod, the height of an arc-shaped plate can be adjusted by adjusting stretching and retracting of the first stretchable rod, and then the requirement for adjusting the head at different heights is met; by arrangement of a second stretchable rod, the inclination angle of the arc-shaped plate can be adjusted by adjusting stretching and retracting of the second stretchable rod, then the requirement for adjusting the inclination angle of the neck of a patient is met, and the requirement for adjusting the head position of the patient when medical workers conduct neurosurgery nursing on the patient is met.