2016年11月30日星期三

How a Gear Motor Works ? And Basic Principles of Operations

How a Gear Motor Works
A Gear Motor is a particular kind of electrical motor that is intended to create high torque while keeping up a low pull, or low speed, motor yield. Apparatus motor can be found in various applications, and are presumably utilized as a part of numerous gadgets in you're home.
A Gear motors India are ordinarily utilized as a part of gadgets, for example, can openers, carport entryway openers, clothes washer time control handles and even electric wake up timers. Normal business uses of a gear motor incorporate healing center beds, business jacks, cranes and numerous different applications that are beyond any reasonable amount to list.
   
http://www.espcablesolution.com/products_info/Motor-Shaft-314908.html
                                             

 Essential Principles of Operation
An apparatus motor can be either an AC (rotating current) or a DC (direct current) electric motor. Most apparatus motors have a yield of between around 1,200 to 3,600 cycles for each moment (RPMs). These sorts of motors additionally have two distinctive velocity details: typical rate and the slow down pace torque particulars.
gear motors are basically used to diminish speed in a progression of apparatuses, which accordingly makes more torque. This is refined by a coordinated arrangement of gears or an apparatus box being joined to the primary motor rotor and shaft through a second retrenchment shaft. The second shaft is then associated with the arrangement of gear or gearbox to make what is known as a progression of lessening apparatuses. As a rule, the more drawn out the train of decrease gear, the bring down the end's yield, or last, apparatus will be.
An incredible sample of this rule would be an electric time clock (the sort that uses hour, moment and second hands). The synchronous AC motor that is utilized to control the time clock will as a rule turn the rotor at around 1500 cycles for each moment. Be that as it may, a progression of decrease apparatuses is utilized to moderate the hands' development on the clock.
For instance, while the rotor turns at around 1500 cycles for each moment, the decrease apparatuses permit the last used gear to turn at one and only insurgency for every moment. This is the thing that permits the used to make one complete upheaval for every moment on the clock's substance.
Apparatus Motors and Increased Force
Apparatus motors are generally utilized as a part of business applications where a bit of hardware should have the capacity to apply a high measure of power with a specific end goal to move an overwhelming article. Samples of these sorts of hardware would incorporate a crane or lift Jack.
In the event that you've ever seen a crane in real life, you've seen an awesome illustration of how a gear motor functions. As you have presumably seen, a crane can be utilized to lift and move overwhelming articles. The electric motor utilized as a part of most cranes is a kind of gear motor that uses the fundamental standards of rate decrease to expand torque or power.
Gear motors utilized as a part of cranes are normally claim to fame sorts that utilization a low rotational yield pace to make unfathomable measures of torque. Be that as it may, the gear's standards motor utilized as a part of a crane are the very same as those utilized as a part of the sample electric time clock. The yield rate of the rotor is lessened through a progression of huge apparatuses until the turning, RPM velocity, of the last gear is low. The low RPM rate serves to make a high measure of power which can be utilized to lift and move the substantial articles.
Products description:

Product Name: Motor Shaft
Application: Used for the motors of ESP pump,including M540,M456,YQY114,YQY107 etc.
Maiin Material: 35CrMo
Produce Scope: 25.4mm-50mm,length≤11 meters. Φ25,Φ30,Φ35,Φ48.
Technical Specification:  Tensile stregth≥875 Mpa,Yield stregth≥700 Mpa,Elognation 12%,Brinell hardness≥260HB.

Stokes Vacuum Oil Pump Housing Mechanical Seal

Like we know ,A Stokes Vacuum Oil Mechanical Seal is a device used on a Stokes Vacuum Pump model .  The Stokes Vacuum Pump could also be known as model and also a Microvac Pump.  This post has been written to provide further information on the mechanical seal.
This Mechanical Seal is also a replacement for 085-037-799, 085-038-766 and A-427-121-002.  The seal works by trapping a thin film of fluid on the faces.  This micro-amount of fluid lubricates the rotary face against the static face thus creating a seal.
Acumen Seals based in Manchester, England have successfully manufactured and supplied this Mechanical Seal since the year 2000.
Mono Pumps Housing based in Denton, Manchester England, have a range of pumps as listed on this post.
Acumen Seals who are also based in Manchester England, can supply a complete range of mechanical seals to suit all of these pumps.
Mono Pump Housing Model E13D has a mechanical seal fitted which is, Mono seal reference M032139G ,Acumen Seals have a mechanical seal which will interchange with the existing Mono seal. Acumen Seal reference is 0320/XXVFF/A33/AS04, Acumen Seals can supply this mechanical seal for this Mono Pump at a very competitive price. Operating limits ,Pressure 170 psi,Speed 15 m/s.
http://www.espcablesolution.com/products_info/Pump-Housing-314953.html
Mono Pump Model EE1XD has a mechanical seal fitted which is, Mono seal reference M035139G ,Acumen Seals have a mechanical seal which will interchange with the existing Mono seal. Acumen Seal reference is 0350/XXVFF/A33/AS04, Acumen Seals can supply this mechanical seal for this Mono Pump at a very competitive price. Operating limits ,Pressure 170 psi,Speed 15 m/s.
Mono Pump Model E14D has a mechanical seal fitted which is, Mono seal reference M045139G ,Acumen Seals have a mechanical seal which will interchange with the existing Mono seal. Acumen Seal reference is 0450/XXVFF/A33/AS04, Acumen Seals can supply this mechanical seal for this Mono Pump at a very competitive price. Operating limits ,Pressure 170 psi,Speed 15 m/s.
Mono Pump Model E15D has a mechanical seal fitted which is, Mono seal reference M055139G ,Acumen Seals have a mechanical seal which will interchange with the existing Mono seal. Acumen Seal reference is 0550/XXVFF/A33/AS04, Acumen Seals can supply this mechanical seal for this Mono Pump at a very competitive price. Operating limits ,Pressure 170 psi,Speed 15 m/s.
Mono Pump Model E16D has a mechanical seal fitted which is, Mono seal reference M065139G ,Acumen Seals have a mechanical seal which will interchange with the existing Mono seal. Acumen Seal reference is 0650/XXVFF/A33/AS04, Acumen Seals can supply this mechanical seal for this Mono Pump at a very competitive price. Operating limits ,Pressure 170 psi,Speed 15 m/s.
Mono Pump Model E17D and E18D  has a mechanical seal fitted which is, Mono seal reference M085139G ,Acumen Seals have a mechanical seal which will interchange with the existing Mono seal. Acumen Seal reference is 0850/XXVFF/A33/AS04, Acumen Seals can supply this mechanical seal for this Mono Pump at a very competitive price. Operating limits ,Pressure 170 psi,Speed 15 m/s.
For Example :Products description:

Product Name: Housing
Application: Used for electrical submersible pump as housing,mainly for 400 series,456 series,538 series,540 series,562 series etc.
Motor Housing Materials: 9Cr1Mo(ASTM A335 T9/P9),35CrMo,42CrMo,1Cr5Mo(ASTM A335 P5),TP304,TP316,Q3465B etc.
Pump Housing Materials: 35# steel,45# steel,Q345B etc.
Produce Scope: 98mm-140mm,the length≤12m.

1
Tensile Strength
≥560 Mpa
2
Yield Strength
≥525 Mpa
3
Elongation
≥10%
4
Inner Hole Roundless
≤0.054mm
5
Wall Thickness Tolerance
≤0.5mm
6
Straightness
≤0.08mm/m

2016年11月29日星期二

Installation of industrial use of inverters and motor problems need attention - Inverter - Electric

As we know, in the industrial use of on-site, installation of inverters and motors can be roughly divided into three kinds of distance(Motor Lead Extensions),The source of long-distance, middle distance and close. 20m ,20-100m within the close-medium distance, 100m or more for the remote.

In the industrial use of the site Inverter And Motor Installation can be roughly divided into three kinds of distance: The source distance, middle distance and close. Within the close-20m ,20-100m for the middle distance, 100)m above the distance.
As Inverter Output voltage waveform is not sinusoidal, the waveform contains a large number of harmonic components, which makes high-order harmonic inverter output current increases, resulting in motor windings heat, vibration and noise, accelerated insulation aging, and may damage the motor; the same time harmonics of various frequencies to the space launch different programs from radio interference and may also lead to Other Equipment malfunction. So I hope the transducer placed in the vicinity of charged motor. However, due to space constraints the production site, often between the inverter and motor must have a certain distance. If the inverter and the motor in close to within 20m, can be directly connected with the converter; the inverter and motor for the 20m to 100m between the middle-distance connections, need to adjust the carrier frequency converter to reduce harmonics and interference; The motor on the inverter and more than 100m distance between the connections, not only to appropriately reduce the carrier frequency, but also to install the output AC Reactor .
http://www.espcablesolution.com/products_info/Motor-Lead-Extensions-314955.html
In highly automated factories, the central control room can monitor all of the control equipment, inverter system, the signal should be sent to the control room, if the location of the center frequency converter control, total control of Taiwan, and between the inverter can be directly connected to the voltage signal through 0-5/10v and some switches to control traffic signals. However, the converter's high frequency electromagnetic radiation signal switch control signals on the weak will have some interference, not necessarily beautiful and neat, the transducer on the center control room. If the frequency converter and the center farther away from the control room, you can use 4-20ma current signal and the number of switching capacity for control connection; If the distance is farther, you can use rs485 serial Communicate Ways to connect; if also add long-distance, you can use communication among Relay The distance to 1km; if using fiber optic connector, you can reach 23km away. Communication cables used to connect, can easily form more and drive control system and to implement master / slave and synchronization requirements. And popular Fieldbus Connected to the system will greatly enhance the transformation rate. Central control room and the distance between the transducer enclosure extension, help to shorten the distance between the inverter to the motor in order to improve the layout with a more reasonable system performance.
Short install converter, you need to consider the center of integrated control room, a transducer, the distance between the three motors to minimize the impact of harmonics and improve control stability.
Products description:

Product Name: Motor Lead Extensions
Produce Scope: Reda 540,Reda 562,Reda 456,Russia standard MLE,etc.
Temperature Rating: 204℃,232℃,260℃
Voltage Rating: 3kV,4kV,5kV,6kV,8kV
Standard: API standard,IEEE standard,GB standard,Russia standard
Armor Type: Galvanized steel tape,Stainless steel tape,Monel steel tape

MLE CABLE
(AWG)
Conductor Cross Section
Conductor Diameter
Temperature
()
Rated Voltage
(KV)
QYJYEQ
QYJYEQX
QYJYEQM
QYJYFF
QYJYFFX
QYJYFFM
4#
21 mm²
5.19 mm
90
120
180
204
232
260
3KV
4KV
5KV
6KV
8KV
5#
16 mm²
4.62 mm
6#
13 mm²
4.12 mm
7#
10 mm²
3.60 mm
8#
8.37 mm²
3.26 mm

Difference Between SJOOW and SOOW Power Cables

Actually,as we know that talk about the difference between SJOOW and SOOW cable can sometimes be quite difficult and confusing, especially if you are not an expert technician or do not have that much experience in working with wires and esp cables in oil field . However, one simple fact that can surely be easily remember is that the ‘J' in SJOOW stands for ‘Junior', which means that the esp cable works only on 300 volts, whereas the SOOW cable works on 600 volts. Other than this major difference in voltage, there does not seem to be any other relevant difference between SJOOW and SOOW cable. The specifications for these cables are all quite the same, such as:
  • EPDM insulation, premium-grade
  • Color coded
  • Coated with a Black Rubber Neoprene Jacket
  • Works on a temperature range of between negative 40°C up to positive 90°C
  • For use on control circuits, equipment used on heavy industrial applications, as well as construction and processing tools
  • The strand is extra-flexible
  • Can resist abrasions well
  • High levels of resistance to oil and solvents
  • High levels of resistance to flame, water, and ozone
  • UL compliant and CSA certified
  • Can be used both indoors and outdoors
Even the part numbers for SJOOW and SOOW cables are all almost the same, except for the ‘J' in SJOOW. These part numbers denote the color code of each part, such SJOOW/SOOW 18/2 that stands for a black-and-white conductor with a black jacket. The numbers 18/2 stands for and 18awg 2-conductor cable. The number of conductors for each 18awg cable can go as high up as 4 for both the SJOOW and the SOOW cables. There are also 16awg cables that 2, 3, and 4 conductors, 14awg cables with the same ascending number of conductors, and 10- or 12awg cables with the same conductor numbers. Each conductor on a set has its own distinct color to avoid confusion, such as a 3-conductor set color-coded with black, white, and green.
And because the only real difference between SJOOW and SOOW cable is the letter ‘J', these acronyms also both have the same meaning:
S – Indicates that it is a heavy-duty power cord made of rubber EPDM
O – Indicates that the cables has Oil-resistant conductors
O – This second O means that the conductors are covered in a jacket that is also resistant to oil
W – Stands for the cables water-resistant ability
http://www.espcablesolution.com/products_info/ESP-Cable-314954.html
If you have other questions about SJOOW and SOOW cable products, there are toll-free numbers on almost every single online store that you can call for inquiries. Well, actually, there is another difference between these two cable types: the price. This varies depending on the number of conductors for each awg measurement. For example, a 16awg 3-conductor SJOOW cable sells at $0.49 per foot (3/1/12), while the same sell at $0.55 (3/1/12) per foot on an SOOW cable. There are some online stores that offer free shipping if you purchase a certain length of cable that is equivalent to a certain amount, such as if you buy a cable length that is equivalent to no less than $250.
Type
Shape
Conductor
Cond.Size
Insulation
Jacket
Temp.
Voltage
Standard
QYPN
Flat
Copper
AWG 1#
AWG2#
AWG3#
AWG4#
AWG5#
AWG6#
AWG7#
AWG8#
PP
NBR
96
3KV
4KV
5KV
6KV
8KV
IEEE1017
IEEE1018
IEEE1019
APIRP 11S5
APIRP 11S6
GOST
GB/T16750
QYLPN
Flat
Al-Alloy
PP
NBR
96
QYPN Shielded
Flat
Copper
PP
NBR
96
QYPF
Flat
Copper
PP
PVC
96
QYPQ
Flat
Copper
PP
Lead Sheath
110
QYEN
Flat
Copper
EPDM
NBR
120
QYYFN
Flat
Copper
Polyimide film & Fluoroplastic
NBR
120-150
QYEQ
Flat
Copper
EPDM
Lead Sheath
120-232
QYEE
Flat
Copper
EPDM
EPDM
120-232
QYYEE
Flat
Copper
Polyimide film & EPDM
EPDM
120-232
QYYEQ
Flat
Copper
Polyimide film & EPDM
Lead Sheath
232
QYYFF
Flat
Copper
Polyimide film & Fluoroplastic
Fluoroplastic
250
QYPNY
Round
Copper
PP
NBR
96
QYPFY
Round
Copper
PP
PVC
96
QYPQY
Round
Copper
PP
Lead Sheath
96
QYENY
Round
Copper
EPDM
NBR
120
QYEQNY
Round
Copper
EPDM
Lead & NBR
120
QYYEQNY
Round
Copper
Polyimide film & EPDM
Lead & NBR
120
QYYENY
Round
Copper
Polyimide film & EPDM
NBR
120
QYEEY
Round
Copper
EPDM
EPDM
120-232
QYEQEY
Round
Copper
EPDM
Lead & EPDM
120-232
QYYEQEY
Round
Copper
Polyimide film & EPDM
Lead & EPDM
120-232
QYYEEY
Round
Copper
Polyimide film & EPDM
EPDM
150-232