Terms Starting with the Letter “C”

Cartridge filter: A tubular filtration equipments in different kinds of industries. There is a cartrigde inside a housing. So, it filter the unwanted particles and pollutants of liquids.

Cartridge valve: These are the types of valves that regulates the pressure, direction and control of the liquds in hydraulic systems.

Cavitation: Cavitation is a very common problem in hydraulic systems and pumps when the pressure of fluid decreases beneath the vapor pressure. So, cavitation bubbles take place. These cavitation bubbles are very harmful for the engineering systems.

Crankcase ventillation valve: They are the systems in internal combustion engine sthat draws the leftover combustion gases at the crankcase through the intake manifold.

Centipoise: Centipose is the unit of measurement of viscosity of fluids. It is 1/100 of poise. The unit of the poisr is milipascal-second.

Combination pump: They are types of pumps that have two-stafe rotary vane pumps and two stage chemically resistance diapgrams.

Centi-stokes: This is an kinematic viscotisy value of fluids which is centimeyer-gram-second unit. And it is equals to the 1/100 stokes.

CETOP valves: These valves are very important types of valve that is used in hydraulic applications.

Circulation pump: We are using these pumps in circulation of pumbing hot water that you take from faucets.

Cgs units: This is a mass unit in SI system which equals to grams.

Check valve: We use check valves to prevent the backflows of fluid flows. So, they are very important in hydraulic applications.

Clean air compressor: They are compressore with special filters that we use in the cleaning the air and compressing it. So, it provides clean air with high pressures and temperatures. These are very important components of pneumatic systems.

Cleanliness: State and level of cleanliness of a fluid or system.

Closed loop control: They are the type of control systems which they regulate the output effect by the feedback signals to the processor.

Coanda effect: This is the flow pattern of certain fluids over the curved surfaces of different objects. You can see this effect by holding the bottom side of a metal bowl to a flowing water from faucets.

Codes of practice: Written rules of a profession which the professionals must behave.

Combination pump: In combşnation pump systems there is a two stage rotary pump which is resistant to chemical attacks.

Composite seal: Seals that made from composite materials. They are very effective in hydraulic and pneumatic systems.

Compression fittings: These fittings are working by an external screw thread to compress the two end of fittings together.

Compression relief: They are the mechanical elements that works to release the compresion on the engine cylinders for high performance engines.

Compressor diaphragm: Diapraghms of compressors consists backup pistons and rod seals which the compression of gas take place with the flexiable membrane.

Counterbalance: In mechanical systems, we use counterbalance to balance the weights.

Counterflow cooler: Counterflow coolers are the mechanical systems to cool the hot air flows with the cold counterflow air systems. They are very common in industrial applications.

Creep: At hot environments and uses, creep is the fatigue behavior of a material. There are systematic creep analyses in engineering.

Cracking pressure: This is the pressure value which the relief valve opens and releases the fluid inside the system. Above the cracking pressure, the tube and piping system is in danger.

Cup seal: They are the special saeals that have U shaped profile.

Cushioning: They are the systems that prevent the effects of dynamic loads and shocks the mechanical systems.

Cylinder: The mechanical meaning of cylinder, they are the mechanical elements in internal combustion engines that makes reciprocating motion with the combustion of the fuel. Also in pumps and compressors, they are the mechanical elements that increases the fluids with reciprocating motion.

Compressor Lobe: Compressor lobes are the two rotary rotors that mechanically attached together. So, with the rotation, the air is compressed.

Cabin ventilation: The ventilation and air conditionaing systems of automotive cabins.

Computational fluid dynamics: Simulating the gas and liqud flows in computational environments by using the finite element method and other mathematical analyses.

Compressor piston: Compressor piston is a reciprocating element that takes its power from an electrical or internal combustion engines. They compress the air in each stroke.

C10 proposal: Bill C-10 amends the Broadcasting Act (the Act). The Act sets out the broadcasting policy for Canada, the role and powers of the Canadian Radio-television and Telecommunications Commission (the Commission) in regulating and supervising the broadcasting system, and the mandate for the Canadian Broadcasting Corporation.

Cabin ventilation: In the automotive applications, they are the air refreshing and conditioning system in the passenger cabin.

Calibration arm: The torque arm to calibrate the systems by applying torques.

Canister purge systems: This is the valve that ensures the exact amounf of evaporated fuel is taken inside the intake manifold by the cylinder vacuum. They are important systems becuase of the environmental issues.

Car-trailer combination: Trailer systems that assembled with the cars. They are smaller trailers that assmebled with the SUV cars or pick-ups.

Carbon–carbon composites: Compusite structures that include carob based filler material and carbon based matrix.

Carbon dioxide: Gas that produced with the respiratory systems of the living beings. And also it is the substance that most of the fuel powered systems crrate as waste.

Carbon monoxide: Another type of waste material in the atmosphere that increases the environmental pollution. THe most şmportant CO emission comes from the feul powered vehicles.

Carrier-phase GPS: Very high accuracy of global positioning system that we generally use in the GNSS and automonous vehicle systems.

Caster offset: In caster wheels, the distance of the steering axis of the wheel to the center of the tyres in horizontal direction.

Catalytic conversion: Exhaust systems in the fossil fuel vechicles to reduce the harmful emissions from the exhaust in a drastic amount.

Cathode ray tube: They are th etubes that craets cathodic electron beams.

Centre differential lock: In all wheel drive or four wheel drive vehiclesi this is the lock of the differential at the center which regulates the power between the four wheels.

Circumferential force coefficient: They are the force coefficients that reduces the effect of force by adding this coefficient. They are th ecoefficiencs that associated with the friction force.

Clearance volume: In internal combustion engines, this is the volume that cylinder has at the top dead center. Its a very important parameter in the calculation of the total comprssion rates of the internal combustion engimes.

Clerk engine: These are the internal combustion engines that are designed as two stroke and diesel engines.

Closed-bottom canisters: They are the metallic canisters that is used in the automotivew applications.

Closed-loop control system: Control systems that sends a feedback signal about the end result of the command. And control system makes a corecction to imrove the end effect.

Closed-loop ignition timing: In internal combustion engines, they are the ignition timing systems that controls the ignition with a closed loop feedbacks. So, the optimmum ignition takes place in terms of the fuel consumption and efficiency.

Closed loop steering input: In the steering systems of automotive applications, there is a control system that sends feedbacks from the output results to the processor, and system improves the output result according to the steering input with the steering wheel.

Clutch: Clutch is a system that cuts the power transfer to the transmission system from the engine. When it is activated, the connection between th eengine uotput shaft and the transmission input shaft. So, engine works in stall in this case.

CNG-electric hybrid: CNG is the type of engine in the hybrid electric cars that operates only to recharge the electrical batteries. The emissions of the CNG engines are much more lower.

Coefficient of friction: Coefficient of friction decreases the total effect of the acting force because of the frictioın between the suyrfaces. It adds th eeffect of the opposite friction force to the total resultant force.

Commercial vehicle: Vehicles and atumotive products that only used in the commercial applications such as trucks, buses or commercial pick ups. The taxation classes of these vehicles are different from the other vechicles.

Complex stiffness method: The stifness calculation method by using the tensor calculations.

Compression stroke: In four and two stroke internal combustion engines, the compression stroke is the stroke where the compression of the air fuel mixture take place in the cylinders.

Compression ignition engines: In compression ignition engines, the air fuel mixture ignited with the application of high pressure and temperature application of the compression stroke. In these systems, spark plugs are not used to ignite the air fuel mixtures.

Compression-ratio: In internal combustion enginers, compression ratio is the total ratio of the maximmum cylinder valume at bottom dead center and the minimum cylinder volume at the top dead center.

Computational fluid dynamics: Or with its acronym CFD, is the computational methods to solve the fluid flow problems and see the results of the complex fluid flow phenomenons visually by using computers.

Computer-aided designing (CAD): Design of the 3D objects and assemblies by using the graphical applications in the computers.

Computer-based instrumentation: Mechanical, electromechanical or electronic systems that are the instruments are operated with a software in computer. They can be fully automated or directed by a operator from a computer screen.

Conicity force: Extra force that is caused by the tyre conicity on the tyre itself in vehicles.

Connecting-rod: The rod between the engine cylinders and the cracnkshaft that transfers the reciprocation motion of the cylinders to rotational motion of the cracnkshaft in internal combustion engines.

Constant brake ratio: This is the ratio that transfers the brake pedal force to the Master Cylinder that will apply this ratio of force to the brake dics.

Continuous annealing: They are the processes that constantly anneal the continous metal strips and rods in a furnace. Annealing is a very important process to make the metals, glasses and other materials in more malleable for different forging processes.

Continuous casting: They are the metal casting processes that molten metal continously cast from a supply and solidicaiton and shaping take place automatically in these systems without interruption.

Continuously variable transmission: They are the types of automatic transmissions that changes the gear and torque ratio of the engine continously without any gearing action. The acronym CVT is also very common in the sector.

Composites: Class of materials that they possess the different properties of materials in one material. They are the combination of different kinds of materials to obtain these different propeties. The meaning of the composites word comes from the “compos-ing” different materials. So, we compose the superior characteristics of naterials in one structure.

Consistency: Repetition of same action in the planned time.

Compressor vane: Vanes are the structural systems in compressors that pressurize the high velocity flowing fluid by rotating.