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121 The utility model is provided with an oil flow monitoring circuit and comprises an oil flow sensor signal-input circuit, a voltage-frequency converter, a central processing unit and a power supply.

122 To the most potential variable-speed constant-frequency doubly fed induction generator, the device of power electronics converter used to control rotate speed is analyzed.

123 A clock or a strobe signal is used to synchronise operation of the comparator, the up-down counter 102 and the digital to analog converter 100 so as to avoid these components racing.

124 It probes into main factors affecting sulphur content in medium carbon ferrochromium in converter practice, points out measures to decrease the sulphur content.

125 The free calcium oxide and the periclase formed in the converter smelting process are primary factor affect the steel slag long-term unstable.

126 Combined production practices, research is done on the high-quality lime which produced through rotary kiln for converter steel making at Bengang.

127 The paper introduces several important techniques applied in modern electric propulsion, such as electric motor, power electronic converter and harmonic mitigation as well.

128 TEMCo Frequency Converter Motor Generator sets are the answer to bridging this gap.

129 A method of design of F/V converter based on 80C196KC microcomputer is presented. The hardware configuration and software flow diagram of the system are preferred.

130 The invention relates to a generation method of signal with continuously variable amplitude without the use of D/A converter.

131 Laboratory and industrial scale experiments have been conducted on the hot metal desiliconization using Baosteel converter slag based desiliconizing reagent.

132 The thesis firstly analyzes the converter principle of operation and the circuit characteristic, used the PSPICE software to carry on the simulation analysis to the main circuit.

133 The three phase converter soft switch control can be realized by avail of resonant DC link.

134 The behavior of matrix converter ( MC ) was investigated under an unbalanced input voltage condition.

135 To reduce the power dissipation and chip size of digital calibration circuits of pipelined analog-to-digital converter(ADC), a new statistics-based background calibration technique is presented.

136 This paper presents a current-fed Z-source AC/AC converter system used for general-purpose motor drives.

137 The UHVDC converter substation is quite different from traditional ones, so it's necessary for carrying out specific research of main electrical scheme and equipment parameters.

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138 By comparision of various methods for power regulation. A Buck converter scheme is adopted.

139 The studied converter consists of three half-bridge switch legs, three isolated transformers, a three-phase diode rectifier and an output LC filter.

140 Completed the design of servo control card which including the DSP minimal systems, rotary encoder module, D/A converter circuit using the TMS320LF2407A as core control chip.

141 The controller circuitry coupled to the converter controls the switching circuit according to the feedback signal so as to control the power to the load.

142 Among the modulars, input modular is used for accepting analogue signal, sampling holding and D/A converter.

143 This dissertation presents a novel multi level bidirectional DC - DC converter topology and the relevant control strategy.

144 So establishing communication between systems employing different protocols. A media converter is a example of a sophisticated form of protocol converter.

145 The result indicates that temperature at the inlet of catalyst bed is the most optimal control parameter to realize the optimal operation of ammonia converter.

146 In the MATLAB, using a structured design method, a dual PWM converter control system model were established on the basis of the stator flux field vector control technology.

147 This converter deals with grouping (such as commas), number of decimal digits, currency symbols, and such.

148 The mechanism of DC biasing for output transformer of SPWM switching converter was analyzed.

149 A planar structure V band up converter has been presented.

150 BUCK converter is a kind of typical piecewise-smooth dynamical system. Changing the circuit parameter, much dynamical behavior can appear. The dynamical model of the circuit was constituted.