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MHT6014-2018: (Plane water truck)
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MH/T 6014-2018
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Basic data | Standard ID | MH/T 6014-2018 (MH/T6014-2018) | | Description (Translated English) | (Plane water truck) | | Sector / Industry | Civil Aviation Industry Standard (Recommended) | | Classification of Chinese Standard | V57 | | Word Count Estimation | 18,155 | | Date of Issue | 12/14/2018 | | Date of Implementation | 4/1/2019 | | Older Standard (superseded by this standard) | MH/T 6014-1999 | | Issuing agency(ies) | Civil Aviation Administration of China | MHT6014-2018: (Plane water truck)---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Potable water service equipment
ICS 49.100
V 57
Civil Aviation Industry Standard of the People's Republic of China
Replace MH/T 6014-1999
Aircraft water truck
2018-12-14 released
2019-04-01 Implementation
Issued by Civil Aviation Administration of China
Table of contents
Foreword...II
1 Scope...1
2 Normative references...1
3 Technical requirements...2
3.1 General requirements...2
3.2 Safety requirements...2
3.3 Maneuverability...4
3.4 Dedicated device...4
3.5 Hydraulic system...6
3.6 Environmental requirements...6
3.7 Electrical system...6
3.8 Cab...6
3.9 Stability...7
3.10 Reliability...7
4 Test method...7
4.1 General requirements...7
4.2 Safety requirements...8
4.3 Maneuverability...8
4.4 Dedicated device...9
4.5 Hydraulic system...10
4.6 Environmental requirements...10
4.7 Electrical system...10
4.8 Cab...11
4.9 Stability...11
4.10 Reliability...11
5 Inspection rules...11
6 Signage, logo, instruction manual...13
7 Packaging, transportation and storage...13
Foreword
This standard was drafted in accordance with the rules given in GB/T 1.1-2009.
This standard replaces MH/T 6014-1999 "Aircraft Clean Water Truck". Compared with MH/T 6014-1999, the main changes are as follows.
-Modified the technical requirements of axle load (see 3.1.12,.1999 edition 4.1.5);
--- Increased the technical requirements for the height of the water tanker entering the lower part of the aircraft's belly (see 3.1.11);
-Modified the technical requirements of lighting and signal devices (see 3.1.13,.1999 edition 4.1.13);
--- Added the technical requirements for cleaning the water-filling connector collection tank (see 3.1.14);
--- Added safety requirements (see 3.2);
--Modified the maneuverability requirements of clean water vehicles (see 3.3,.1999 edition 4.1.4);
-Modified the technical requirements for the pressure of the water supply system (see 3.4.2.2,.1999 edition 4.3.2.1);
--- Increased the technical requirements for the bottom of the tank relative to the drain point (see 3.4.1.6);
- Deleted the technical content of tank volume (see 4.3.1.2 of the.1999 edition);
-Modified the technical requirements of the water pump filter screen (see 3.4.2.4,.1999 edition 4.3.2.4);
--- Modify the inner diameter size requirements of the clean water hose (see 3.4.3.8,.1999 edition 4.3.3.7);
--- Added the requirement for the clean water truck to store clean water pipes and joint devices (see 3.4.3.9);
--- Added technical requirements for guardrails and guardrail doors (see 3.4.4.3);
--- Increase the technical requirements for the loading quality of the lifting work platform (see 3.4.4.4);
--Added the technical requirements for the control device (see 3.4.5);
--- Added technical requirements for emergency devices (see 3.4.7);
- Modified the technical requirements for operating noise (see 3.6.1,.1999 edition 4.1.19);
--Added the emission technical requirements for internal combustion clean water trucks (see 3.6.3);
--Added the technical requirements for the cab/position (see 3.8);
--Added the technical requirements for the stability of the clean water truck (see 3.9);
--Added the technical requirements for the driving reliability of the clean water truck (see 3.10.1);
- Modified the technical requirements for the operation reliability of the clean water truck (see 3.10.2,.1999 edition 4.2);
-Deleted the technical requirements for lifting working platforms (see the.1999 edition 4.5);
-Deleted the technical requirements for the material of the water delivery hose (see 4.3.3.6 of the.1999 edition).
This standard was proposed and interpreted by the Airport Department of the Civil Aviation Administration of China.
This standard was approved by the Aircraft Airworthiness Certification Department of the Civil Aviation Administration of China.
This standard is under the jurisdiction of the China Academy of Civil Aviation Science and Technology.
Drafting organizations of this standard. Civil Aviation Professional Engineering Quality Supervision Station, National Construction Machinery Quality Supervision and Inspection Center, Wuxi Ximei Special Automobile
Vehicle Co., Ltd., Weihai Guangtai Airport Equipment Co., Ltd.
The main drafters of this standard. Meng Qingzhi, Liang Shixin, Zhu Jingmin, Zhou Fushuang, Dong Zhongjin, Guo Yuehua, Pang Haichen.
Aircraft water truck
1 Scope
This standard specifies the technical requirements, inspection methods, inspection rules, signs, markings, and use of aircraft clean water vehicles (hereinafter referred to as clean water vehicles).
Instructions for use, packaging, transportation and storage.
This standard applies to clean water vehicles with various chassis.
Note. The aircraft water tanker is a special ground equipment for filling the aircraft with drinking water.
2 Normative references
The following documents are indispensable for the application of this document. For dated reference documents, only the dated version applies to this article
Pieces. For undated references, the latest version (including all amendments) applies to this document.
GB 1495 Limits and measurement methods of noise outside the vehicle during acceleration
GB/T 1589 Cars, trailers and car-train outline dimensions, axle loads and mass limits
GB/T 3766 General technical conditions for hydraulic systems
GB 3847 Emission limits and measurement methods of visible pollutants from automobile exhaust with compression ignition engines
GB/T 4094.2 Marks for electric vehicle controls, indicators and signal devices
GB 7258 Safety technical conditions for motor vehicle operation
GB/T 7593 Motor industrial vehicle driver control device and other obvious device symbols
GB/T 7935 General technical conditions for hydraulic components
GB/T 9969 General Rules for the Use of Industrial Products
GB/T 12536 Automobile sliding test method
GB/T 12543 Automobile acceleration performance test method
GB/T 12544 Maximum speed test method for automobiles
GB/T 12547 Minimum Stable Vehicle Speed Inspection Method
GB/T 12673 Measuring method for main dimensions of automobiles
GB/T 12674 Method for determination of automobile quality (weight) parameters
GB/T 12678 Automobile Reliability Driving Test Method
GB/T 14436 General Rules of Guarantee Documents for Industrial Products
GB 17691 Automobile compression ignition, gas fuel ignition engine and automobile exhaust pollutant emission limits and measurement methods (China Ⅲ,
Ⅳ, Ⅴ stage)
GB/T 18488.1 Motors and Controllers for Electric Vehicles Part 1.Technical Conditions
GB 20891 Limits and measurement methods of exhaust pollutants from diesel engines for non-road mobile machinery
JB/T 5943 General technical conditions for welding parts of construction machinery
MH/T 0023 Graphical symbols for aircraft ground service equipment
QC/T 484 Automotive paint coating
QC/T 625 coating and chemical treatment layer for automobile
EN 1915-1 General requirements for aviation ground support equipment-Part 1.Basic safety requirements
3 Technical requirements
3.1 General requirements
3.1.1 All purchased parts of clean water trucks shall meet the requirements of relevant national standards or industry standards, and have relevant certification documents and factory qualification certificates.
3.1.2 The welding of the structural parts of the clean water truck shall comply with the regulations of JB/T 5943.
3.1.3 The paint coating of the clean water truck shall meet the requirements of QC/T 484.
3.1.4 The coating and chemical treatment layer of the parts of the clean water truck shall meet the requirements of QC/T 625.
3.1.5 When the clean water truck adopts the riveting process, the rivets should be arranged neatly, and there should be no skew, crushed, loose or broken head. Shimizu Station
There should be no sharp edges or sharp corners.
3.1.6 The electrical installation of the clean water truck should conform to the electrical schematic diagram, and each terminal should have obvious marks that are not easy to fall off. The connecting parts and tightening
The firmware should be connected reliably and equipped with anti-loosening device. The tools and accessories of the tractor should be fixed and reliable.
3.1.7 The pipelines of the oil circuit and air circuit system of the clean water truck should be neatly arranged, firmly clamped, and should not rub or interfere with moving parts.
3.1.8 All electrical components and wiring harnesses of the clean water truck should be neatly arranged and firmly fixed, and appropriate protective measures should be taken.
3.1.9 The clean water truck should be free of oil, water or air leakage.
3.1.10 There should be sufficient space for operation and maintenance of the clean water truck.
3.1.11 The height of the water tanker entering the lower part of the abdomen of the aircraft should not be greater than 1.6 m.
3.1.12 The axle load of the clean water vehicle should not be greater than the maximum design axle load, and the bearing capacity of the tires shall match the axle load of the clean water vehicle. Steering shaft
The ratio of the load to the curb weight and total mass of the water truck should not be less than 20%. The drive shaft load should not be less than 25% of the total mass.
3.1.13 The external lighting and light signal devices of the clean water truck shall meet the requirements of EN 1915-1.
3.1.14 The clean water truck should be equipped with a video monitoring system.
3.2 Safety requirements
3.2.1 General requirements
3.2.1.1 The materials of water supply parts such as tanks, pumps, pipelines and joints shall meet the relevant requirements of food safety.
3.2.1.2 The working platform of the clean water truck and the working area on the top of the tank shall have anti-skid and anti-water measures.
3.2.1.3 A C-type low-intensity aviation obstruction light complying with MH/T 6012 shall be installed at a conspicuous position of the water truck. The rear of the clean water truck and the side of the tank
The surface should be provided with reflective markings.
3.2.1.4 Suppliers of commercial chassis and self-made chassis shall provide vehicle CAN bus communication standard interface protocol and vehicle operation information.
3.2.1.5 The clean water truck should be equipped with at least one 8 kg dry powder fire extinguisher, placed in the cab or on the vehicle body, and easy to take and place.
3.2.1.6 The clean water truck equipped with a lifting working platform shall be equipped with a working platform unreset protection device to ensure that the clean water
The car cannot drive.
3.2.1.7 The clean water truck shall be equipped with an interlocking device to ensure that the vehicle cannot run when the water pump is working.
3.2.1.8 The clean water truck shall be equipped with a mechanical locking device on the lifting equipment.
3.2.1.9 The clean water truck shall be equipped with automatic sound and light alarm devices for reversing and lifting of the working platform.
3.2.1.10 Anti-collision protection devices should be installed in all places where the clean water truck may contact the aircraft.
3.2.1.11 The clean water truck shall be provided with a safety locking device on the cylinder body of the lifting cylinder of the working platform to prevent accidental retraction of the cylinder piston rod.
3.2.1.12 The clean water truck should be equipped with a safety protection device on the top of the working platform to ensure that it stops when the top of the working platform is 300 mm away from the aircraft.
Rise.
3.2.1.13 The clean water truck should be equipped with a mechanical main power switch.
3.2.1.14 The clean water truck should be equipped with a collection water tank for cleaning the water filling joint.
3.2.1.15 The protection level of the electric control box, control components, and electrical connections outside the cab should not be less than IP55.The electric control box in the cab,
The control components and electrical connections should not be affected by rain, and the installation position should be effectively isolated from the water-intakeable parts of the cab.
3.2.2 Electric clean water truck
3.2.2.1 General requirements
3.2.2.1.1 The markings of control parts, indicators and signal devices shall meet the requirements of GB/T 4094.2.
3.2.2.1.2 Obvious warning signs shall be provided on the power battery box and high-voltage components. The power battery box should be clearly marked
Identify the chemical type of the power battery.
3.2.2.1.3 The electric clean water truck shall have a safe approach function. When the accelerator pedal is not controlled, it can start smoothly and drive at low speed without
Shock.
3.2.2.1.4 The electric clean water truck should go through at least two steps from the "power off" state to the "running" state. Should be set
Install a device to prevent unauthorized personnel from starting the clean water truck.
3.2.2.1.5 When the electric clean water truck is externally charged, it shall have a charging stop function.
3.2.2.1.6 The charging circuit of the electric clean water truck shall be isolated from the chassis.
3.2.2.1.7 After abnormal power failure, the drive system should automatically switch to the standby state.
3.2.2.1.8 For electric clean water trucks with battery packs with a voltage greater than 60 V, the main circuit of the power system shall be isolated from the chassis.
The conductive shell of high-voltage components shall be equipotentially connected with the chassis.
3.2.2.1.9 The electric clean water truck should be equipped with a power cut-off switch independent of the control system. After the driver leaves the driving position 3 s～5 s,
It should be able to automatically disconnect the main driving circuit.
3.2.2.1.10 The driving motor should be equipped with an overcurrent protection device, and the steering motor should be equipped with a short-circuit protection device. Electric clean water truck is normal
In the driving state, when the steering wheel is placed at the maximum steering angle, the steering motor should be able to work continuously and stably.
3.2.2.1.11 A red mushroom-type main power emergency disconnect switch and a mechanical power supply shall be installed at a location within the reach of the driver’s hand.
Battery power cut-off switch.
3.2.2.1.12 The power supply of the power system shall adopt a two-wire loop design. When the auxiliary circuit is electrically connected to the power system, the auxiliary circuit shall be prevented
The voltage is too high.
3.2.2.1.13 The cable connector should match the power cable, and the crimping should be firm, and its protection level should not be lower than IP55.Voltage at 60V
(DC) (inclusive) cable connectors above should be equipped with locking devices.
3.2.2.1.14 When the remaining power of the power battery reaches the lower limit, an audible and visual warning signal should be set, and it should be ensured that the water truck is in the lighting power supply state.
In the state, you can drive to the charging area (the driving distance is not less than 1 km).
3.2.2.1.15 The power supply of the power system shall adopt a two-wire loop design. When the auxiliary circuit is electrically connected to the power system, prevent the auxiliary circuit
The voltage is too high.
3.2.2.1.16 Clean water trucks using battery packs with voltages of 60 V and above shall take protective measures at all parts that may cause electric shocks.
And there is a "high voltage danger" sign.
3.2.2.2 Insulation
3.2.2.2.1 The insulation class of the motor should not be lower than class H.
3.2.2.2.2 No silicone material should be used for any part of the motor.
3.2.2.2.3 The electrical and mechanical properties of the enameled wire should not be degraded at the limited temperature of the insulation class, even if it is continuously operated under the specified working system.
The enameled wire should not lose its insulation.
3.2.2.2.4 Under the condition of the maximum operating voltage, the minimum value of the insulation resistance of the DC circuit should be greater than 100 Ω/V.
The minimum value should be greater than 500 Ω/V.
3.2.2.3 Battery
3.2.2.3.1 The battery should be placed in a battery box with a cover. The distance between the metal cover and the live parts of the battery should not be less than 30 mm,
Insulating material should be attached to the inner top surface of the battery cover.
3.2.2.3.2 A force of 980 N is applied to the 300 mm×300 mm area of the cover plate, and the cover plate should not touch the terminal surface. Cover
In normal use, it should be tightly closed without movement.
3.2.2.3.3 For clean water trucks using lead-acid batteries, the battery box and its cover shall be provided with appropriate ventilation holes.
3.2.2.3.4 For clean water trucks using lead-acid batteries, the inner surface of the battery box should be resistant to chemical corrosion from the electrolyte. The battery box should be
Protective device to prevent electrolyte from flowing to the ground.
3.2.2.3.5 The battery and its cabinet shall be installed firmly and easy to disassemble.
3.2.2.3.6 The protection level of power battery systems (except lead-acid batteries) shall not be lower than IP67.
3.2.2.3.7 Batteries (except lead-acid batteries) should be equipped with battery management systems and online insulation testing devices.
3.2.2.4 Motor
3.2.2.4.1 The motor and its controller shall meet the requirements of GB/T 18488.1.
3.2.2.4.2 The driving motor should adopt S2 60 min, S1 or S9 working system, and the motor protection level should not be lower than IP55.
3.2.2.4.3 If the steering motor is selected, S2 30 min, S2 60 min or S1 working system should be adopted, and its protection level should not be lower than
IP55.The steering motor should be able to ensure that the comprehensive stress and temperature rise experienced will not cause any component failure or excessive deformation.
3.2.2.4.4 When the electric clean water truck needs to drive by changing the direction of motor rotation, a motor reversing protection device should be installed to ensure that only
When the water truck is stopped, the motor can be reversed.
3.3 Maneuverability
3.3.1 When the clean water truck is fully loaded, the minimum ground clearance should not be less than 160 mm.
3.3.2 The outer diameter of the channel circle of the clean water truck should not be greater than 25 m.
3.3.3 The longitudinal passing angle of the clean water truck should not be less than 3°.
3.3.4 The maximum speed of the clean water truck shall meet the design requirements.
3.3.5 The clean water truck should be able to drive stably at a low speed (speed not greater than 5 km/h). When driving at low speed, the clean water truck should be stable and without impact.
3.3.6 The acceleration performance and sliding distance of the clean water truck shall meet the design requirements.
3.3.7 The service brake performance and parking brake performance of the clean water truck modified with the second type chassis shall meet the requirements of GB 7258.Homemade chassis modification
The service brake and parking brake performance of the clean water truck should meet the requirements of EN 1915-1.
3.3.8 The full-load driving range of the electric clean water truck should not be less than 50 km.
3.4 Dedicated device
3.4.1 Clean water tank
3.4.1.1 The tank shall be made of corrosion-resistant materials.
3.4.1.2 The tank body should be equipped with anti-swing plates to ensure stable driving when the medium loaded in the tank body experiences impact and vibration.
3.4.1.3 A water filling port with an inner diameter of not less than 80 mm shall be provided on the top of the tank, which shall be sealed and lockable.
3.4.1.4 The tank body should be equipped with a level gauge, which can accurately display the height of the liquid level in the tank.
3.4.1.5 The size of the overhaul hole should not be less than that specified in Table 1.
3.4.1.6 The top of the tank shall be provided with vent holes to prevent rainwater and dust from entering the tank.
3.4.1.7 The bottom of the tank should be inclined at least 1° with respect to the drainage point. The lowest part of the bottom of the tank should be equipped with a diameter of at least 50 mm
The drain valve.
3.4.1.8 The tank body should be installed firmly to avoid loosening, abrasion and splitting with the chassis.
3.4.2 Water pump
3.4.2.1 The water pump shall be made of corrosion-resistant materials.
3.4.2.2 When the rated speed and the pressure at the end of the water supply pipe are 0.35 MPa, the pump flow rate should reach 120 L/min.
3.4.2.3 A drain valve or a drain plug should be installed at the lowest part of the pump body.
3.4.2.4 A filter screen that meets the requirements of the pump should be installed in the pipeline at the front of the water inlet of the pump.
3.4.3 Piping and joints
3.4.3.1 Piping and joints are to be made of corrosion-resistant materials.
3.4.3.2 The piping settings should be safe and reasonable to facilitate component adjustment, repair and replacement.
3.4.3.3 The exposed water supply pipeline should use metal materials, and the water supply pipeline without metal materials should be isolated by a metal shield.
3.4.3.4 A drain valve or a drain plug should be installed at the lowest part of the pipeline.
3.4.3.5 The piping system should be equipped with pressure gauges and safety valves. The end pressure of the water supply pipe should be easy to adjust, and its pressure adjustment range is 0.15 MPa～0.35 MPa.
3.4.3.6 The piping system should be equipped with a flow meter that is convenient for inspection and has a zero-clearing function.
3.4.3.7 The water filling connector should match the water filling connector of the aircraft model. Dust cover should be provided for the water filling joint.
3.4.3.8 The piping system shall be kept without leakage for 5 minutes under the water pressure of 0.6 MPa.
3.4.3.9 The clean water hose should be stored on the hose reel, its inner diameter should be 25 mm, and the length should not be less than 5 m.
3.4.3.10 The clean water truck should be equipped with a device for storing clean water pipes and joints.
3.4.4 Lifting working platform
3.4.4.1 The area of the working platform should not be less than 0.64 m2.
3.4.4.2 The floor of the working platform shall be provided with anti-skid measures.
3.4.4.3 The working platform should be equipped with safety guardrail, and the guardrail door should be opened inward. The height of the guardrail should not be less than 1100 mm.
3.4.4.4 The load of the working platform should not be less than.200 kg. When working on the working platform, it should be stable and reliable.
3.4.4.5 The working platform should be detachable.
3.4.4.6 The work platform should be clearly marked with load rating.
3.4.4.7 The work platform should be equipped with work lights.
3.4.4.8 The work platform shall be equipped with platform lifting, water supply and work lighting control devices.
3.4.5 Control device
3.4.5.1 The operating graphic symbols of the control device shall comply with the regulations of MH/T 0023.
3.4.5.2 The control device should be reasonably arranged, easy to distinguish, and prevent misoperation.
3.4.5.3 An indicator light should be provided near the control device.
3.4.5.4 A red mushroom-shaped emergency stop button and instrument lighting for night operation shall be provided on the control panel.
3.4.5.5 The position, size and operating space of the manual and foot control devices shall be convenient for the operators to wear gloves and boots.
The size of the foot control device of the self-made chassis vehicle should not be less than 50 mm×75 mm, and it should be made of non-slip materials.
3.4.5.6 The design of the control device or control loop shall ensure that when the control device or its loop fails, no unsafe factors will be generated.
3.4.6 Emergency device
3.4.6.1 The clean water truck shall be equipped with at least one auxiliary emergency device, and shall be provided with clear and obvious signs and operating instructions. When the water truck appeared
In case of failure, the working platform should be able to reset.
3.4.6.2 The front and rear of the clean water truck should be equipped with traction devices.
3.4.7 Fuel tank and accessories
The location of the fuel tank and accessories should meet the following conditions.
- Maximum protection from impact;
--Ensure that the fuel does not drip onto the engine, exhaust system and electrical components.
3.4.8 Exhaust system
The exhaust system outside the engine manifold should be fixed, and its location should meet the following conditions.
--The distance from flam...
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