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Regenerative braking
Regenerative braking systems (RBSs) are a type of kinetic energy recovery system that transfers the kinetic energy of an object in motion into potential or stored energy to slow the vehicle down, and as a result increases fuel efficiency. These systems are also called kinetic energy recovery systems. There are multiple methods of energy conversion in RBSs …
CN103250222B
The present invention relates to a kind of energy-storage module used for the hydraulic stored-energy spring mechanism for handling primary cut-out, its with as energy storage...
Chapter 33 Fundamentals of Hydraulic and Air-Over …
Hydraulic Braking Systems •Hydraulic Braking Systems –When brake pedal pressed, pushrod exerts force on piston(s) in master cylinder, causing fluid from brake fluid reservoir to flow into pressure chamber through compensating port. –Results in increase in pressure of entire system –Forces fluid through hydraulic lines toward disc
CN101017744A
The disclosed single-cylinder hydraulic dish-spring energy-storing device comprises: in body, a piston, a drive flange with a central ball bearing connected with one end of piston and three drive rods radially with two ends connected with the flange and spring respectively, and dish spring set in a single mechanism to fixed connect with body by a …
Hydraulic system based energy harvesting method from …
The experimental verification of hydraulic energy conversion and storage under different operating conditions is presented in Section 5, with comparison drawn between the results in this paper and the previous research, ... The walking simulation module is built by the spring, damping and mass modules in the mechanical library, and …
Reliability research of storage disc springs of hydraulic operating ...
In this paper, the author verifies the reliability of energy storage disc spring of hydraulic operating mechanism for a high voltage circuit breaker by the disc spring mechanical characteristics ...
WO2012079667A1
The invention relates to a storage module for a hydraulic stored-energy spring mechanism for operating a high-voltage switch, in particular a high-voltage circuit breaker, having a spring element (51) which acts as an energy storage means and having a fluid for transmitting the energy of the spring element (51), by means of a moving storage …
Hydraulic Disc Brake Service
Hydraulic disc brakes have many of the same components as mechanical disc systems with some minor but important differences. For one thing hydraulic disc brakes rely on fluid to push the pistons while mechanical brakes use a cable under tension pulling a lever to activate a cam device with a piston attached. Second, hydraulic brake …
Generalized spiral torsion spring energetic model
Generalized spiral torsion spring energetic model 1001 Fig. 2 Relationship between torque, curvatures and spring strip length [4,5] Φ = free length MF(l) EI(l) dl (3) Φ = M free length 1 EI(l) dl. (4) The angle turned by the shafts (Φ(M)) can be calculated by the sum of the angle turned by the free coils(Φl(M)) and the angle blocked on the shaft (θ(M)) and in the …
Hydraulic control system of mechanical energy stored type …
An automatic control scheme of spring energy storage by hydraulic control of spring compression is presented and implemented in this paper to improve the automation level, control accuracy and ...
Hydraulic spring operation mechanism
The invention discloses a hydraulic spring operation mechanism, which consists of a work cylinder, an oil tank, an oil pump motor assembly, an energy storage piston cylinder, an energy storage disc spring group, a control valve, a pressure relief valve and a stroke switch, wherein the control valve is arranged at the brake separating …
SCIENCE CHINA Technological Sciences
Liu W, et al.Sci China Tech Sci January (2011) Vol.54 No.1 119 Figure 7 A hydraulic operating mechanism of a 220 kV circuit breaker. 1, Oil tank; 2, motor; 3, oil switch; 4, work cylinder; 5 ...
CYD-4 Hydraulic Disc Spring Operating Mechanism (Complete)
The CYD-4 series hydraulic disc spring operating mechanism uses disc springs as energy storage components. The disc springs have excellent force characteristics, are not affected by environmental temperature, store a large amount of energy, and have smooth force characteristics.
Hybrid Hydraulic Drives | KD Solutions
Operating the primary energy and the secondary energy source for peak power; Installing an appropriate secondary energy storage device; Capturing braking energy that is normally wasted as heat by capturing its kinetic energy into the secondary energy device; Three-year return on investments yields profitability @ 15% savings; Reduced engine wear
Module 3: Hydraulic Disc Brakes and Components
CDX Diesel Brakes Module 3: Hydraulic Disc Brakes and Components Applying brakes can absorb a lot of vehicle energy, so friction between braking surfaces generates great heat, and brake parts can withstand very high temperatures. Most of the friction area of a disc is exposed to the air so cooling is far more rapid than for a drum brake;
EP 2652764 B1 20140820
The energy storage module is provided with a spring element (51) which serves as an energy storage and fluid used for enabling energy of the spring element (51) to be transmitted to a piston rod for operating the high-voltage switch by utilizing a movable energy storage piston (30), wherein the energy storage piston extends into a shell (1 ...
CN201038094Y
A spring storage hydraulic pressure control mechanism which is used in a high voltage circuit breaker belongs to high voltage switch switching closing operating equipment. The utility model is characterized in that an original spring actuator device is replaced by a permanent magnetic actuator device(9) based on the original structure. At the same time …
Energy | Wind Turbines | Power Stations | China Disc Springs, Inc.
Energy Storage for Safety Systems. Belleville disc springs are used in hydraulic spring mechanisms as an energy storage source as part of China Disc Springs''s heavy-duty disc spring stacks. The system pressure compresses the spring stack when the switch is open. If the system should suffer a hydraulic pressure loss, the spring stack unloads, closing …
CYD-8 Hydraulic Disc Spring Operating Mechanism(Complete)
CYD-8 Hydraulic Disc Spring Operating Mechanism(Complete) TAI''AN CITY TAIHE ELECTRIC POWER EQUIPMENT CO., LTD will give you a detailed introduction to the content of CYD-8 Hydraulic Disc Spring Operating Mechanism(Complete), including the purpose, model, scope, pictures, comments, etc. of CYD-8 Hydraulic Disc Spring …
A Review of One-Box Electro-Hydraulic Braking System: …
With the development of automobile electrification and intelligence, new requirements have been put forward for automotive braking technologies. Under this background, the One-box EHB (Electro-Hydraulic Braking system) brake-by-wire technology has emerged, which combines the electric booster and wheel-cylinder control …
An electro-mechanical braking energy recovery system based on …
The mechanical module utilizes coil springs to store the kinetic energy in the form of elastic potential energy which can be utilized to provide a part of the starting torque for EVs. The electrical module enables recovery of …
Experimental investigation on static and dynamic energy …
Disc spring is a kind of disc washer spring formed by stamping a steel plate . It has the advantages of small volume, large energy storage, and convenient combination. Different load characteristics of disc springs structures (DSS) can be obtained by changing the number and combination forms of disc springs (series, parallel, and …
Strategies to improve the energy efficiency of hydraulic power …
Energy dissipations are generated from each unit of HP system owing to the transmitting motion or power. As shown in Fig. 1 [5], only 9.32 % of the input energy is transformed and utilized for the working process of HPs [6].Therefore, to better develop the energy-conversation method for a HP, there is a need to investigate the primary reason …
Hydro-mechanical spring operating mechanism a) and its …
Energy storage is accomplished with the aid of a disk spring assembly, with the advantages of high long-term stability, reli- ability and non-influence of temperature changes. ... View in full ...
Hydraulic Accumulator | Storage, Shock Absorption
A hydraulic accumulator is an essential component used in hydraulic systems to store pressurized hydraulic fluid. Primarily, it serves two critical functions: energy storage and shock absorption. This versatility makes accumulators indispensable in a variety of hydraulic applications ranging from mobile machinery to industrial settings.
KR20140009254A
The present invention is directed to a storage module for a hydraulically stored energy spring mechanism for operating a high voltage switch, in particular a high voltage circuit...
An electro-mechanical braking energy recovery system based …
Regenerative braking system is a promising energy recovery mechanism to achieve energy saving in EVs (electric vehicles). This paper focuses on a novel mechanical and electrical dual-pathway braking energy recovery system (BERS) based on coil springs for energy saving applications in EVs. With the aims of maximizing energy recovery …
(PDF) A Control Method of High Impact Energy and
storage, hydraulic energy storage, and chemical energy ... 5, PID module; 6, signal input port. ... proposed a mechanical energy storage method combining disc springs and modified the existing ...
Hydro-mechanical spring operating mechanism a) and its …
Energy storage is accomplished with the aid of a disk spring assembly, with the advantages of high long-term stability, reli- ability and non-influence of temperature changes. ......
Modeling and control strategy analysis of a hydraulic energy-storage …
A hydraulic energy-storage WEC system is comprised of four parts that achieve energy capture (absorption), hydraulic transmission, electrical generation and power conversion respectively [5]. Growing interests have prompt research on mechanics of WEC systems. Complete wave-to-wire models of hydraulic storage-energy systems …
HydroTemp
Energy and hydraulic module HydroTemp provides transfer and storage of shallow geothermal energy. This energy can be used for the "free" heating and cooling of a building. The HydroTemp device helps to …
Analysis of Vehicle Energy Storage Brake Energy Recovery System …
The main problem of hydraulic energy storage is that the hydraulic system requires a very high degree of sealing, and it will cause serious friction during driving, which may cause damage to the system; the electrical energy storage method is superior to the above two in terms of overall performance. ... the other is an energy …
Energy Retrieval, Storage, and Release | SpringerLink
The retrieved energy could be stored either as kinetic energy in flywheels, pressure/potential energy in hydraulic accumulators, or electric energy in batteries or supercapacitors. KERS necessitate the use of a variable-transmission-ratio module between the machine or vehicle and the energy storage system.
EP2652764A1
The invention relates to a storage module for a hydraulic stored-energy spring mechanism for operating a high-voltage switch, in particular a high-voltage circuit breaker, having a spring element (51) which acts as an energy storage means and having a fluid for transmitting the energy of the spring element (51), by means of a moving storage …
Journal of Energy Storage
4 · For a gravity hydraulic energy storage system, the energy storage density is low and can be improved using CAES technology [136]. As shown in Fig. 25, Berrada et al. [37] introduced CAES equipment into a gravity hydraulic energy storage system and proposed a GCAHPTS system. They discovered that after incorporating the CAES …
CN103250222A
The invention relates to a storage module for a hydraulic stored-energy spring mechanism for operating a high-voltage switch, in particular a high-voltage circuit breaker, having a...
Energy Storage Module
The Energy Storage Module is a block that can store 2.5 Mega Joules(MJ) of energy [in Galacticraft 3: 500,000 gJ] for later use. It was added in Galacticraft 2 and replaced the Battery Box from Basic …