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1183results about How to "Reduce slippage" patented technology

Torque distribution control method for electric-wheel automobile hub motor torque distribution system

The invention discloses a torque distribution control method for an electric-wheel automobile hub motor torque distribution system, and belongs to the field of an electric-wheel automobile. The electric-wheel automobile hub motor torque distribution system comprises parts as follows: a driver intention module, a hub motor, a stability controller, a torque distributor, a slip rate controller, a whole automobile module, a pavement information module and a whole automobile sensor module, wherein the stability controller comprises a fine adjustment mode and a stable adjustment mode, and the torque distributor divides whole automobile movement into a dynamic mode, an economical mode and a stable mode. According to the torque distribution control method, a plurality of controlled variables such as the slip rate, attachment coefficient, yaw velocity, side slip angle, hub motor rotating speed and the like are combined to control the automobile, so that stability and dynamic performance of the automobile at the low speed or high speed are guaranteed; and the automobile torque is distributed, so that automobile drive capacity, motor utilization efficiency and whole automobile stability when the automobile is driven normally or has a slipping phenomenon are improved.
Owner:NANJING UNIV OF AERONAUTICS & ASTRONAUTICS

Networked RF tag for tracking freight

The invention disclosed provides a method, system, and associated tag for detection and tracking of inanimate and animate objects. The novel method broadly comprises the steps of: a) attaching a low radio frequency detection tag to each of the objects, each tag comprising a tag antenna operable at a low radio frequency not exceeding 1 megahertz (preferably not exceeding 300 kilohertz), a transceiver operatively connected to the tag's antenna, the transceiver being operable to transmit and receive data signals at the low radio frequency, a data storage device operable to store data comprising identification data for identifying said detection tag, a programmed data processor operable to process data received from the transceiver and the data storage device and to send data to cause the transceiver to emit an identification signal based upon the identification data stored in said data storage device, and an energy source for activating the tag's transceiver and data processor; b) storing, in the data storage device of each tag, shipping data selected from object description data, address-of- origin data, destination address data, object vulnerability data, and object status data; c) commingling the objects in a repository selected from a warehouse and a truck, the repository being provided with at least one large loop field antenna operable at said low radio frequency; the field antenna being disposed at a distance from each object that permits effective communication therewith at the low radio frequency, d) reading the identification data and shipping data from the transceiver of each tag by interrogating all tags commingled in said repository with data signals, such as specific IP addresses or other identification codes, via said field antenna; and e) transmitting the identification data and shipping data from each tag to a central data processor to provide a tally of the objects in said repository.
Owner:VISIBLE ASSET INC

Networked RF tag for tracking baggage

The invention disclosed provides a method, system, and associated tag for detection and tracking of inanimate and animate objects. The novel method broadly comprises the steps of: a) attaching a low radio frequency detection tag to each of the objects, each tag comprising a tag antenna operable at a low radio frequency not exceeding 1 megahertz (preferably not exceeding 300 kilohertz), a transceiver operatively connected to the tag's antenna, the transceiver being operable to transmit and receive data signals at the low radio frequency, a data storage device operable to store data comprising identification data for identifying said detection tag, a programmed data processor operable to process data received from the transceiver and the data storage device and to send data to cause the transceiver to emit an identification signal based upon the identification data stored in said data storage device, and an energy source for activating the tag's transceiver and data processor; b) storing, in the data storage device of each tag, shipping data selected from object description data, address-of-origin data, destination address data, object vulnerability data, and object status data; c) commingling the objects in a repository selected from a warehouse and a truck, the repository being provided with at least one large loop field antenna operable at said low radio frequency; the field antenna being disposed at a distance from each object that permits effective communication therewith at the low radio frequency, d) reading the identification data and shipping data from the transceiver of each tag by interrogating all tags commingled in said repository with data signals, such as specific IP addresses or other identification codes, via said field antenna; and e) transmitting the identification data and shipping data from each tag to a central data processor to provide a tally of the objects in said repository.
Owner:VISIBLE ASSET INC

Flue gas-treating method and apparatus for treating acidic tail gas by using ammonia process

ActiveUS9370745B2Improve desulfurization efficiencyEffectively control the ammonia slip and the aerosol generationGas treatmentDispersed particle separationFlue gasAmmonia storage
A flue gas-treating method for treating acid tail gas by using an ammonia process, comprising the following steps of: 1) controlling the concentration of sulfur dioxide in an acid tail gas entering an absorber to be ≦30,000 mg / Nm3; 2) spraying and cooling with a process water or / and an ammonium sulfate solution in the inlet duct of the absorber or inside the absorber; 3) providing an oxidation section in the absorber, wherein the oxidation section is provided with oxidation distributors for oxidizing the desulfurization absorption solution; 4) providing an absorption section in the absorber wherein the absorption section achieves desulfurization spray absorption by using absorption solution distributors via an absorption solution containing ammonia; the absorption solution containing ammonia is supplied by an ammonia storage tank; 5) providing a water washing layer above the absorption section in the absorber, wherein the water washing layer washes the absorption solution in the tail gas to reduce the slip of the absorption solution; 6) providing a demister above the water washing layer inside the absorber to control the concentration of mist droplets contained in the cleaned tail gas. In the coal chemical industry, the integration of the Claus sulfur recovery process and the ammonia desulfurization technology can reduce the investment of the post-treatment and simplify the operation process, and provide intensive advantages to the environmental control of plants.
Owner:JIANGNAN ENVIRONMENTAL PROTECTION GRP INC
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