設備安裝技術要求英文翻譯

1、TECHNICAL SPECIFICATIONS FORINSTALLATION OF MECHNICAL EQUIPMENT11.1HIGHLIGHTS OF CONSTRUCTIONConstruction preconditions of Equipment InstallationThe design document and other technical documents are all ready, the construction drawings have been jointly checked up, technique clarification and necess

2、ary technical training shall have been accomplished.Relative foundation and trench work shall have been finished， the concrete strengthshall not be lower than 75% of design strength.1.21.2.11.2.2Acceptance of Equipment FoundationAcceptance of Civil DataQuality certificate.Survey Record and other con

3、struction data shall be ready.Foundation checkingThe position, geometry dimension and quality requirements of the equipment foundation shall comply with the construction drawings and the Code for Construction and Acceptance of Concrete Structures (GB50204-92).Both the foundation surface of the equip

4、ment and the reserved holes of anchor boltsshall be cleaned up, the screw thread and the nut of the embeddedanchor bolt shallbe kept in good condition.The allowable tolerance of equipment foundation dimensions refer to table 1:Table 1ItemsAllowable Tolerance (mm)Coordinate position (Longitudinal & t

5、ransverse)20Elevation of different plane20Plane outline dimension20Plane outline dimension of protruding platform20Dimension of concave hole20Levelness of planePer meter5(Including parts where equipmentwould be installed on the levelground)Total length10PlumbnessPer meter5Total length10Elevation (to

6、p)20Center-to-centerEmbedded anchor bolt( from the top to the2bottom)Central position10Depth20Embedded anchor bolt holePlumbness of theinternal surface of10the hole per meterElevation20Embedded anchor bolt activeCentral position5anchor plateLevelness (anchorboard with slot) per5meterLevelness (ancho

7、r board with screw threaded hole) per meter21.3Unpacking Inspection of EquipmentUnpacking inspection of equipment shall be executed under the supervisionof theOwner s personnel, Contractor shall inspect the following items:Appearance , quantity, specification and model of the equipmentPacking list a

8、nd other technical dada.During the inspection Contractor shall keep all the records.Equipment , spare parts and special tools shall be carefully kept.1.4Installation of Equipment1.4.1Positioning and Aligning of EquipmentThe baseline of installation shall be designated accord with construction drawin

9、g and relating axis, edge line or elevation line before equipment positioning.The allowable tolerance of of the distance from plane installation bench mark to actual foundation axis or between actual shop wall axis and edge line is 20mm.Refer to Table 2 for the allowable tolerance of plane position

10、and elevation of the positioning plane, line or point to bench mark:Table2ItemsAllowable Tolerance (mm)Plane positionElevationWithout mechanical relations with other equipment102010With mechanical relations with otherequipment21Checked itemAllowable Tolerance (mm)Common equipmentEquipments Connected

11、 witMachinesVerticalHorizontalVerticalHorizontalCenter-to-centerD 2000 ， 5D 2000 ， 10533Elevation55Relative elevation 3Relativeelevation 3Levelnessaxial ，L/1000 radial ， 2D/1000axial ，0.6L/1000 radial ， 2D/1000PlumbnessH/1000But not more than 30H/1000OrientationMeasure along circumference of baseD 2

12、000,10D2000,15Measure along the circumference of base5The allowable tolerance of equipment installation refers to table 3:Table 31.4.2 Anchor BoltThe Anchor bolt in the reserved hole shall accord with the requirement of construction drawing and design document; the requirement below must be followed

13、 if no other special instructions are available:(1) Anchor bolt shall be vertical in reserved hole free of inclining.(2) The distance between any part of anchor bolt to the hole wall shall be larger than 15mm, and the bolt end shouldnt touch hole bottom.(3) The oil dirt and oxidized surface of ancho

14、r bolt shall be clear away, a little grease shall be applied to the screw thread of the anchor bolt.1.4.31.4.41.4.51.4.6(4) There shall be no distance between the nut and the gasket, and so are the gasket and the pedestal of the equipment.(5) Bolt shall extend out of nut after nut fastening; the exp

15、osed length is about 1/3-2/3 of the diameter value of the bolt.(6) The anchor blot shall be fastened while concrete strength in reserved reachesmore than than 75% designed value, the fastening strength shall be evenly.Iron ShimThe shim size for level adjusting of equipment shall accord with the requ

16、irement of construction drawings or technical documents.The common wedge shim and flat shim shall be selected according to Appendix 5 of the Construction & Acceptance Criterion of Machine & Equipment Installation Works (GB50231-98).GroutingThe grouting between the foundation and pedestal of the equi

17、pment/the reserved hole of the anchor bolt shall comply with the Code for Construction and Acceptance of Concrete Structures (GB50204-92).The grouting place shall be cleaned up before grouting. The concrete grade used for grouting is one grade higher than that used for foundation or ground. Groundin

18、g shouldn t make anchor bolt inclined or affect installing precision of the equipment.The thickness of grouting layer shall accord with design requirement, commonly not less than 25mm.The outer forms shall be laid before grouting, the distance of outer forms from outer edge of equipment base shouldn

19、 t less than 60mm; Float coat shall be applied to the surface after removal of forms.The inner forms shall be laid when complete grouting is not needed under equipment base and grouting layer would bear load of equipment.Assembly of EquipmentThe assembly of equipment shall accord with the requiremen

20、t of construction drawings, technical documents of manufacturer and Code for Construction & Acceptance of Machine & Equipment Installation Works (GB50231-98).Before the equipment assembly, the Contractor shall be familiar with the equipment structure and the technical requirements of equipment assem

21、bly. Recheck and cleaning treating on match dimension, relating precision, match face and sliding face of assembly parts shall be done, and the assembly shall be performed according to marks and assemble sequence.As to equipment or parts have inner cavity, careful check and clearance must be done be

22、fore concealing avoid any foreign substance contained in it.As to oil tank or water tank that difficult to disassembly, check and fix, leakage examination must be done before assembly.Installation of Equipment AccessoriesThe installation of tower and inner parts of equipment shall accord with the re

23、quirement of construction drawings and Code for Construction & Acceptance of Machine & Equipment Installation Works (GB50231-98).The installation of inner parts of pump shall accord with the requirement of construction drawings and Construction, Code for Construction and Acceptance of Compressor, Fa

24、n and Pump Installation Works (GB50275-98).The installation, pressure testing of accessory pipe shall accord with the requirement of construction drawings and Code for Construction and Acceptance of Industrial Piping Works (GB50236-98).The installation of accessory ladder, platform shall accord with

25、 the requirement of construction drawings and Code for Construction and Acceptance of Steel Structure Works (GB50205-95).1.4.7 Equipment TestAfter the installation completed, all the welding seams of pressure vessel shall be checked according to the Assessment on Welding Technology of Pressure Vesse

26、l (JB4708-92) and make record.Pressure experiment shall be performed to pressure container accord with constructing instructions and design requirement after installation.The pressure & leakage test shall be executed according to the Construction Explanation and the Design Requirements after the ins

27、tallation of stove type and familiar equipments that have water double layer.1.4.8 Cleaning and Purging of EquipmentWhen the installation of pump equipment completed, cleaning and purged of such equipment must be carried out according to construction drawings and Construction, Checking and Construct

28、ion, Code for Construction and Acceptance of Compressor, Fan and Pump Installation Works (GB50275-98).The cleaning and purging of static equipment must be performed after installation according to construction drawings and Code for Construction & Acceptance of Machine & Equipment Installation Works (GB50231-98).1.4.9 Test-run of EquipmentThe conditions, contents and procedure shall be ready before equipment test-run, as specified in Code for Construction & Acceptance of Machine & Equipment Installation Works (GB50231-98).Make good test