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Contact current flows through the human body when a high voltage line worker touches a distribution line that results in a high potential difference. In most cases it is difficult to measure how much contact current flows in the body. But, it is possible to determine the contact current easily if the body impedance between the two points of contact is known. Recently, development of an anatomic numerical...
Injection molding is a common method for producing various resin products. The force control system of a typical injection molding machine obtains information about the force from the environment of the machine via a force sensor. However, because a force sensor often has disadvantages such as signal noise, high cost, and narrow bandwidth, a reaction force observer has been developed for electric...
Injection molding is a common method for producing various resin products. The quality of the product significantly depends on the injection force. The accurate detection of the force is therefore very important to achieving in stable high-quality molding. The force control system of a typical injection molding machine obtains information about the force from the environment of the machine via a force...
The force control system of a typical injection molding machine obtains force information from the machine's environment via a force sensor. However, because of Force sensors often have disadvantages such as signal noise, high cost, and a narrow bandwidth, a reaction force observer was developed for electric injection molding machines. This method has a steady-state error owing to the influence of...
Currently, most plastic products are manufactured using injection molding machines. The quality of products produced this way depends largely on the injection force. In the force control system of a typical injection molding machine, force information from the machine's environment is obtained by a force sensor. However, these sensors have several disadvantages, which include signal noise, sensor...
Currently, most plastic products are manufactured by using injection molding machines. The quality of plastic products depends largely on the injection force. In a typical force control system of an injection molding machine, force information from the machine environment is obtained by a force sensor. However, force sensors have a few disadvantages in terms of signal noise, sensor cost and narrow...
Currently, most plastic products are manufactured using injection molding machines. The quality of plastic products depends largely on the injection force. In a typical force control system of an injection molding machine, force information from the machine environment is obtained by a force sensor. However, force sensors have a few disadvantages in terms of signal noise, sensor cost, narrow bandwidth,...
This paper proposes a new robust load position servo system for industrial robots based on estimated load information. The compact high-gear reduction without backlash, such as the harmonic gear is frequently used in the driving system for the sake of high load-to-weight performance. Generally, the industrial robots have used the sensors mounted to actuator-side because hardware setting using load-side...
Recently, many of plastic products are mostly manufactured using injection molding machines. The quality of plastic products depends on the injection force. In a general force control system of the injection molding machine, the force information from the environment is detected by a force sensor. However, the force sensors present problems related to signal noise, sensor cost, narrow bandwidth, and...
The development of haptic technology has been a significant trend worldwide. To simulate the virtual environments, several researchers have estimated the parameters of environment in order to interact with human operators. However, the material properties of real environments are greatly influenced by temperature. In this paper, the haptic data-based is designed and all of the properties of B-spline...
This paper describes control characteristics of the cooperative conveyance system for multiple mobile robots. In our previous research, we proposed the cooperative pattern generator using the real-valued neural network (RVNN) and the complex-valued neural network (CVNN) to generate the cooperative motion for a pair of robots. Connection weights of the networks are tuned by the genetic algorithm. In...
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