The new era of new energy automobile industry shoulders the dual mission of industrial transformation and upgrading and protection of the atmospheric environment, which greatly drives the industrial development of high-voltage cables and other related accessories for electric vehicles, and cable manufacturers and certification bodies have invested a lot of energy into the research and development of high-voltage cables for electric vehicles. High voltage funes ad electrica vehicles habere altum perficientur requisita in omnibus facies, et ut dignum Rohsb vexillum, flamma retardant gradu Ul94v-0 vexillum requisitis et mollis perficientur. Hoc charta introducit materiae et praeparatio technology de excelsum voltage funem electrica vehicles.
1.The materiam de altum voltage funem
(I) conductor materia in funem
In praesens, ibi sunt duo principalis materiae de cable conductor iacuit: aeris et aluminium. A few companies think that aluminum core can greatly reduce their production costs, by adding copper, iron, magnesium, silicon and other elements on the basis of pure aluminum materials, through special processes such as synthesis and annealing treatment, improve the electrical conductivity, bending performance and corrosion resistance of the cable, in order to meet the requirements of the same load capacity, to achieve the same effect as copper core conductors or even better. Sic productio sumptus est salvus erit. However, most enterprises still regard copper as the main material of the conductor layer, first of all, the resistivity of copper is low, and then most of the performance of copper is better than that of aluminum at the same level, such as large current carrying capacity, low voltage loss, low energy consumption and strong reliability. In praesenti, in selectio conductorors plerumque utitur in nationalibus vexillum VI mollis Conductors (una aeris filum elongatio oportet esse maius quam XXV%, diametrum monumfiff est minus quam 0,30) ad curare mollitiem et lenta est aeris monumfiff. Mensa I lists in signa, quod necesse sit occurrit pro communiter usus aeris conductor materiae.
(II) insulating accumsan materiae de cables
Internum environment of Electric vehicles est universa, in lectio insulating materiae, in una parte, ut tutum usu est in strato, in alia manu, quantum fieri potest eligere facile et late materiae. In praesens, communiter usus insulating materiae sunt polyvinyl chloride (PVC),Polyethylene crucem, coniunctum (xlpe), Silicone Flexilis, Thermoplastic Elastomer (tpe), etc., et eorum principalis proprietates sunt in mensa II.
Inter eos PVC continet plumbum, sed Rohs directivam prohibet usum plumbum, Mercurius, Cadmium, Hexvalent Chromium, Polybrominated Diphenyl Aether (PBD) et Alia, Silicone Material, TPE et Alia Fuskone.
(III) cable protegit accumsan materiales
Strepentis layer dividitur in duas partes: semi-PROMPEDIMENTUM protegens iacuit et stratum stratum. In volumine resistentia ad semi-PROLIXUS scutum material ad XX ° C et XC ° C et post canus est magna technica index ut metiretur in scutum materiam, quod indirecte technicos determinat ad metimur in scutum materia, quae indirecte determinat ministerium vitae summus voltage funem. Commune semi-PROCUSTHYLENTA materiae includit ethylene, propylene Flexilis (EPR), polyvinyl chloride (PVC) etPolyethylene (PE)secundum materiae. In the case that the raw material has no advantage and the quality level cannot be improved in the short term, scientific research institutions and cable material manufacturers focus on the research of the processing technology and formula ratio of the shielding material, and seek innovation in the composition ratio of the shielding material to improve the overall performance of the cable.
2.high voltage funem praeparatio processus
(I) Conductor Strand Technology
In basic processus of funem est developed pro longo tempore, sic sunt etiam sua vexillum specifications in industria et conatibus. In processus filum trahens, secundum untwisting modum unius filum, in caligine apparatu potest dividitur in untwisting syllae apparatus, untwisting lymphaticorum apparatus et untwisting / untwisting lymphaticorum apparatus. Debitum ad altum crystallization temperatus a aeris conductor, in annealing temperatus et tempus non iam, oportet uti ad untwisting caligando apparatus apparatu ad emendare continua trahens et fractura rate de filum drawing. In praesenti, in crucem-coniunctum polyethylene funem (xlpe) habet omnino reponi in oleum charta funem inter I et 500kv intentione levels. Sunt duo communis conductor formans processibus ad xlpe conductores: circularis compaction et filum torquens. De una parte, filum core potest vitare caliditas et princeps pressura in crucem, coniunctum pipeline ad torcular eius scutum materia et in modum materiam in sanded filum gap et causa vastum; In alia manu, potest etiam aquam infiltration per conductor directionem curare tutum operationem funem. Aeris Conductor ipsum est concentricis sylvaces structuram, quod plerumque produci per Ordinarius frame caligaring apparatus, furca syllae apparatus, etc. comparari cum circularibus rotunde.
(II) xlpe cable tincidunt productio processus
Nam productionem magni voltage xlpe funem, caenarium aridam crucem-vinculum (ccv) et vertical aridam crucem-vinculum (VCV) sunt duo formatam processibus.
(III) Extrusionem Processus
Earlier, cable manufacturers used a secondary extrusion process to produce cable insulation core, the first step at the same time extrusion conductor shield and insulation layer, and then cross-linked and wound to the cable tray, placed for a period of time and then extrusion insulation shield. Per 1970s, a I + II tres-iacuit extrusionem processum apparuit in insulatas filum core, permittens internum et externum et tutum et in tuto perficiatur in unum processus. Processus primum extrudit conductor scutum, post brevi distantiam (II ~ 5m), et exactus est ad instantiam et talem scutum in conductor scutum simul. Sed primum duo modi habent multa incommoda, ita in nuper 1990s, funem productio apparatu amet introducta a tria-iacuit co-extrusionem productio processus, quod extruditur conductor tutum, velit et tuto simul. A paucis abhinc annis, aliena terris etiam launched novum extruder dolium caput et curvam reticulum laminam consilio, per tauri exiguam in capite cavum fluxus pressura ad sublevare in catholica potest et non-sistere mutatio de capitulo, repositoque non-tollatur mutatio de capitulo et amplio efficientiam et amplio time.
III. Conclusio
Novum Energy vehicles habere bonum progressionem expectationes et ingens foro, opus seriem altum voltage funem products cum altum onus capacity, altum temperatus resistentia, electromagnetticum et tenens resistentia, flexibilitate et opus in foro. Electric vehiculum summus intentione funem materia et eius praeparatio processus habere latis spes pro development. Electric vehiculum potest amplio productio efficientiam et ut usum salus sine summus voltage funem.
Post tempus: Aug-23-2024