... Streamlines and pressure distribution on a circular cylinder whose axisis perpendicular to the flow This is a case of a fluid with no viscosity Since there is no viscosity, no energy is dissipated, and when ... rolling resistance playsin motor vehicle dynamics: It is responsible for the energy that is dissipated tosupport the vehicle during motion In the case of road vehicles, aerodynamic lift is not needed, ... is quite small; this is due to the fact that the angle between the x-axis and the plane of the road is small, and that the aerodynamic efficiency, that is, the ratio between lift and drag, of motor
Ngày tải lên: 03/07/2014, 19:20
... characteristics of motor vehicle batteries must be determined by the application field of the vehicles The stress in motor vehicle applications during normal operation for acceleration is in the ... structure of a motor vehicle starter battery, consisting of a container of high-impact-resistant polypropylene copolymer and positive and Figure 9.1 The board-net from a motor vehicle in schematic ... placement of the batteries in the motor vehicle presupposes the protection of electronic components from possible sulfuric acid emissions The electrochemistry of the motor vehicle battery always leads
Ngày tải lên: 05/07/2014, 06:20
The Motor Vehicle 2010 Part 2 doc
... eccentrically, is not great Consequently, either electric or hydraulic power Modified valve lift with no phase shift Modified valve lift with phase advance Modified valve lift with no phase shift Modified ... hemispherical to a less than ideal hollowed-out bowl shape Consequently, this so-called hemispherical chamber is probably more suitable for use with a piston having either a flat or slightly dished ... variable lift and event timing, are an alternative but this means virtually point contact, between cam and follower and, if the duration of opening is kept constant, the cam is extremely difficult
Ngày tải lên: 11/08/2014, 20:21
The Motor Vehicle 2010 Part 3 ppt
... constant crank angle This is because, in any given engine, it is a function of the turbulence generated in the air as it is displaced by the piston, which increases with the speed of displacement 6.9 ... complete manifold is low and the air gap between its double skins is a good insulator, so the catalytic converter warms up more rapidly than if the manifold had been of cast iron Magnesium alloy is used ... 4.30), the bore is 86 mm and the stroke 64.5 mm This gives a mean piston speed of 11.83 m/s at 5500 rev/ min, at which the maximum power, 108 kW, is developed The valve overlap and lift of the V-eight
Ngày tải lên: 11/08/2014, 20:21
The Motor Vehicle 2010 Part 4 docx
... the flow through orifice C is steady Therefore the quantity of fuel passing through this orifice into the injector cup is a function of its pressure Any back-flow will close the check valve F On ... regulator, Fig 6.62 This comprises an electromagnet with a mushroom shape armature the stem of which actuates a ball valve If the delivery pressure is too high, it lifts this ball valve against ... always, the heater is sited above the filter element An argument for placing it below is that the heated fuel will tend to rise but, when the fuel is flowing downwards, this is of doubtful validity
Ngày tải lên: 11/08/2014, 20:21
The Motor Vehicle 2010 Part 5 potx
... By the provision of ports through the piston skirt the transfer passages are kept short, but as an additional change of direction is involved it is doubtful if the transfer resistance is appreciably ... swept volume or, if it is required to be of the same size, a larger charge must be forced into its cylinders This is usually done by turbocharging The injection pump is more difficult both to ... opposed-piston design in also covered The early type of deflector piston, liable to distortion and to cause stroke rattle, is replaced by flat-topped pistons in all cases two-The possibility of dispensing
Ngày tải lên: 11/08/2014, 20:21
The Motor Vehicle 2010 Part 6 ppsx
... throttle is closed, the air pressure is atmospheric In the crown of the dished section is the metering hole Hc,through which is drawn an emulsified mixture of fuel and air from these twoducts This ... device Manifold depression is taken through the external pipe to power-a connection power-above the piston P, within which is its return spring When thedepression is high, it lifts the piston against ... one is the slow-runningjet D1, into which air is bled through orifice E1 from the inlet F1 below thewaist of the primary choke, while the other is the jet G, into which air is bledthrough orifice
Ngày tải lên: 11/08/2014, 20:21
The Motor Vehicle 2010 Part 7 doc
... crankshaft This is more precise than using a Hall-effectsender in the distributor Consequently, the spark advance can be optimisedwhile avoiding all risk of detonation, and both fuel utilisation and ... 12.37 is the throttle body unit This ismounted on a riser, which is water jacketed to help to vaporise the fuel andprevent icing in cold and damp ambient conditions A coolant-temperaturesensor is ... the tube isslide up into its holder until the specified depression is measured in the upperend of the capillary This is an extremely accurate way of calibrating thenozzles The fuel is discharged
Ngày tải lên: 11/08/2014, 20:21
The Motor Vehicle 2010 Part 9 ppsx
... the engine.It is sometimes difficult to distinguish between the noises arising from detonation and other causes Two other such noises are wild ping and crankshaft rumble Wild ping is intermittent ... theopposite end, whence the air is delivered into the induction manifold Becausethe air is compressed before delivery, there is no back-flow so the onlysignificant noise is a high pitched whine due ... detonation resistance of afuel The RON is established on a standard single-cylinder research enginehaving an accurately adjustable compression ratio It is therefore a goodbasis for comparison of different
Ngày tải lên: 11/08/2014, 20:21
The Motor Vehicle 2010 Part 12 potx
... is engaged and, inthe automatic mode, which gear has been preselected When the ignition key is removed, this display is deactivated If the shift lever is not in the Pposition, however, the display ... the piston Q; this is the same as in earlier models To obtain reverse the clutch Y is disengaged and the coupling C is emptiedwhile the annulus A3 is fixed by admitting oil behind the piston ... bearings It is essential that the vehicle speed, at which any change from a lowergear to a higher one is produced when the vehicle speed is rising and theaccelerator pedal position is constant,
Ngày tải lên: 11/08/2014, 20:21
The Motor Vehicle 2010 Part 13 pptx
... wheels is reacted by the vehicle structure, thereaction being the inertia of the mass of the vehicle if it is accelerating, orrolling resistance of the other axle plus the wind resistance if it is ... the output This pulsation of torque, it is claimed, is a measure a driver might take deliberately to get out of difficulty if hisvehicle were stuck in the mud The Super Max-Trac is more effective ... the more likely to spin If thishappens all the torque is transmitted to the front wheels On this model theviscous coupling is on the rear end of the gearbox, and the torque is transmittedthrough
Ngày tải lên: 11/08/2014, 20:21
The Motor Vehicle 2010 Part 14 pot
... If the drum is turning clockwise the shoewill now move round clockwise very slightly until it bears on the anchorage at the top and is thus a leading shoe while if the drum is turning clockwise ... actuatethe assistance mechanism This type of motor is relatively quiet, powerfuland compact Moreover, by virtue of its low inertia, its responsiveness tochanges in demand is good On the basis of signals ... pressure, a is the area of one cylinder and R is the distance from the point at which the frictional force acts to the wheel axis, this may be taken to be distance from the wheelaxis to the centre
Ngày tải lên: 11/08/2014, 20:21
The Motor Vehicle 2010 Part 15 ppt
... control system is duplicated Trang 231028 The Motor Vehiclewheels serve as indicators of impending onset of wheel locking In thiscontext, there is a difference between the dynamic characteristics of ... also the drag torque generated when the throttle issuddenly closed, or a shift is made into a lower gear This is done on the basis of a comparison of the rates of acceleration, or deceleration, ... 11006 The Motor Vehiclerelative to that for 2-wheel drive, the output from the automatic transmission is taken through a twin-planet gear set To obviate vibration when the vehicle is cornering,
Ngày tải lên: 11/08/2014, 20:21
The Motor Vehicle 2010 Part 16 pot
... are noisier than the specialised tyres designed for4-wheel drive cars To avoid wind-up of the transmission, all four wheels ofsuch vehicles should have identical tyres This is advisable even if ... increased so that the pressure in the space CL is lowered A pressuredifference is thus established across the servo piston and the drop arm isrotated As this occurs the cam and outer sleeve of the ... one G, as is shown at (b) The passage c is thereby increased while the passage d is decreased and so the pressure in the space CR is raised Conversely, the passage b is decreased and a is increased
Ngày tải lên: 11/08/2014, 20:21
The Motor Vehicle 2010 Part 17 pps
... OG, where O is the roll centre and, if F is the centrifugal force, G is the centre of gravity. For equilibrium, there must be an equal and opposite couple to balance the couple Fh. This balancing ... examples in which the axis of the pivot bearings are not parallel to the longitudinal axis of the vehicle. This arrangement is usually adopted, as in the Humber Super Snipe chassis, simply to enable ... rods rise and fall parallel with the transverse link. If the forward arm of the wishbone is shorter than the rear one, and thus sweeps the link forward, the application 1154 The Motor Vehicle
Ngày tải lên: 11/08/2014, 20:21
Motor vehicle insurance fraud at petrolimex joint stock insurance company period 2000 to 06 month 2006 Analysis and Solution.
... his family Motor vehicle insurance comes to life to contribute the stable finance, overcome the loss of the victim 1.2 - THE BASIC CONTENT OF MOTOR VEHICLE INSURANCE Motor vehicle insurance is ... features of motor vehicle taking part in road transport 04 1.1.3 - Necessity of motor vehicle insurance 05 1.1.4 - The effect of motor vehicle insurance 07 1.2 - The basic content of motor vehicle ... disrupt motor vehicle insurance fraud 23 2.4.4 - Evaluating effect of fraud prevention and disruption 25 Trang 7CHAPTER III: RECOMMENDATIONS TO REINFORCE PREVENTION AND DISRUPTION OF MOTOR VEHICLE
Ngày tải lên: 24/11/2014, 02:21
Báo cáo y học: " A retrospective quality assessment of pre-hospital emergency medical documentation in motor vehicle accidents in south-eastern Norway"
... Centre; MOI: Mechanism of injury; MOM: Medical Operative Manual; MV: Motor vehicle; MVA: Motor vehicle accident; PHTLS: Pre-Hospital Trauma Life Support; RR: Respiratory rate; RTS: Revised Trauma Score; ... and with what time-resolution, the observed differences in practice are unsurprising. Struc- tured, disease-specific assessment fields, such as check- lists, have been shown to increase the quality ... category, data were categorised as missing. The classification was per- formed by one of the authors (TS) on the basis of pub- lished clinical categories [6,14-16]. We also registered whether GCS,...
Ngày tải lên: 25/10/2012, 09:56
Tài liệu Guidelines for Employers to Reduce Motor Vehicle Crashes docx
... legal obligations. Likewise, it cannot and does not diminish any obligations established by Federal or state statute, rule, or standard. The document is advisory in nature, informational in content, and is intended ... operates a large, private motor vehicle fleet. ã In 1998, Nationwide developed and implemented a comprehensive motor vehicle safety program using a 10-step program as outlined in this booklet. Results: ã ... med- ical and motor vehicle insurance representatives to obtain the numbers you'll need. Costs of Motor Vehicle Crashes to Employers Worksheet Use the worksheet found at the end of this booklet...
Ngày tải lên: 19/02/2014, 04:20
Tài liệu REGULATION OF MOTOR VEHICLE REPAIRS ppt
... motor vehicle repair dealer or motor vehicle mechanic in accordance with this chapter. Every motor vehicle repair dealer shall be a motor vehicle mechanic or shall have at least one motor vehicle ... No motor vehicle mechanic shall engage in the repair of motor vehicles unless that person is also licensed as a motor vehicle repair dealer or unless that person is in the employ of a motor vehicle ... under the direct supervision of a licensed or certified motor vehicle repair dealer or motor vehicle mechanic. All motor vehicle mechanic apprentices/trainees and motor vehicle helpers shall...
Ngày tải lên: 19/02/2014, 04:20
Department of Revenue Motor Vehicle: Motor Vehicle Manual Vehicle Titles pptx
... county tax commissioner’s office to see if this tax is due and if due, the amount. Whether or not this tax is due depends on the vehicle owner's registration period in his/her county of ... REQUIRED/NOT ISSUED A vehicle title is not required nor issued for the following vehicles: 1962 and older year model vehicles; Agricultural, horticultural or livestock raising equipment or vehicles ... what is needed, including fees and taxes, to register and title this vehicle in Georgia. - 18 - MOTOR VEHICLE MANUAL CERTIFICATES OF TITLE Owner #1 Driver’s License Number, state of issue...
Ngày tải lên: 07/03/2014, 11:20