1、Designation:F300514aStandard Specification forBatteries for Use in Small Unmanned Aircraft Systems(sUAS)1This standard is issued under the fixed designation F3005;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the year of last revis
2、ion.A number in parentheses indicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope1.1 This standard defines the requirements for batteries usedin small Unmanned Aircraft Systems(sUAS).1.2 This standard does not define r
3、equirements for thesystems in which sUAS battery packs may be utilized.1.3 This standard is subordinate to Specification F2910.1.4 If allowed by a nations GAA,certain sUAS may beexempt from this standard and may use commercial off-the-shelf(COTS)batteries in non-safety-critical payloads(lithiumchemi
4、stries may not be exempted).Air transport regulationsstill shall be adhered to when air transport is used for COTScells or batteries in bulk.1.5 This standard does not purport to address all of thesafety concerns,if any,associated with its use.It is theresponsibility of the user of this standard to
5、establish appro-priate safety and health practices and determine the applica-bility of regulatory limitations prior to use.2.Referenced Documents2.1 ASTM Standards:2F2910 Specification for Design,Construction,and Test of aSmall Unmanned Aircraft System(sUAS)2.2 Other Standards:ANSI/ASQ Z1.4-2008 Sam
6、pling Procedures and Tables forInspection by Attributes3UL 1642 Standard for Lithium Batteries43.Terminology3.1 Definitions and AcronymsThe standard terminologyfor sUAS as defined in higher level standards applies in generalto this standard except as noted below.3.2 Definitions of Terms Specific to
7、This Standard:3.2.1 C-rating,nmaximum steady-state current(amps)atwhich the battery cell or pack may be discharged withouthaving pack temperature exceed the CTT of its constituentcell(s)or result in a reduction in cell life.C-rating is expressedas a multiple of the capacity.For example,a battery wit
8、h anominal capacity of 4 Ah may have a C-rating of 5C,meaningthat 20 A would be considered its maximum safe current.3.2.2 characteristic thermal threshold,CTT,nthe tem-perature beyond which a rechargeable battery cell of particularchemistry and structure will exhibit permanent deterioration ofits cr
9、itical performance parameters as evident upon subsequentcharge/discharge cycles.Cell capacity and internal resistanceare critical performance parameters.CTT is rated at both upperand lower thresholds.3.2.3 depth of discharge,DOD,nratio of cell or packcapacity expended relative to its nominal capacit
10、y.3.2.4 pack,na single cell or composition of battery cellsconnected in series or in parallel or both plus monitoringelectronics,structure,and connector(s).3.2.5 pack assembler,nthat supplier which performs themanufacturing processes that integrate the essential compo-nents into a functional pack.In
11、 the event that multiple suppliersare involved in the assembly process,the pack assembler is thesupplier that performs the final electrical connection(s).Onesupplier may weld solderable tabs to a batch of cells,a secondsupplier may connect circuitry,wiring and a connector,and yeta third may install
12、the assembly in a plastic housing.In thisexample,the second supplier would be the pack assembler.3.2.6 shall versus should versus may,vuse of the word“shall”implies that a procedure or statement is mandatory andmust be followed to comply with this standard,“should”implies recommended,and“may”implies
13、 optional at thediscretion of the supplier,manufacturer,or operator.Since“shall”statements are requirements,they include sufficientdetail needed to define compliance(for example,threshold1This specification is under the jurisdiction of ASTM Committee F38 onUnmannedAircraft Systems and is the direct
14、responsibility of Subcommittee F38.01on Airworthiness.Current edition approved June 1,2014.Published July 2014.Originally approvedin 2014.Last previous edition approved in 2014 as F3005 14.DOI:10.1520/F3005-14A.2For referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Custome
15、r Service at serviceastm.org.For Annual Book of ASTMStandards volume information,refer to the standards Document Summary page onthe ASTM website.3Available from American Society for Quality(ASQ),600 N.Plankinton Ave.,Milwaukee,WI 53203,http:/www.asq.org.4Applicable only to 5.1 on cell suppliers.Avai
16、lable from Underwriters Laboratories(UL),2600 N.W.Lake Rd.,Camas,WA 98607-8542,http:/.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 values,test methods,oversight,reference to other standards).“Should”statement are provided as guidance toward theoverall goal of improving safety and could include onlysubjective statements.“Should”statements also represent pa-rameters that could be used in safety evaluations and could leadto developmen
