GB/T 44256-2024 土方机械 纯电动轮胎式装载机能量消耗量 试验方法

ICS53.100

CCSP97

中华人民共和国国家标准

GB/T44256—2024

土方机械纯电动轮胎式装载机

能量消耗量试验方法

Earth⁃movingmachinery—Energyconsumptionforbatteryelectric

wheelloaders—Testmethods

2024⁃07⁃24发布2024⁃07⁃24实施

国家市场监督管理总局

发布

国家标准化管理委员会

GB/T44256—2024

目次

前言··························································································································Ⅲ

1范围·······················································································································1

2规范性引用文件········································································································1

3术语和定义··············································································································1

4试验条件·················································································································1

5能量消耗量的测量方法·······························································································2

6试验方法·················································································································3

7能量消耗量评价········································································································7

8续航能力评估···········································································································8

附录A（资料性）电动装载机能量消耗量试验记录······························································9

图1使用电压计和电流计对动力电池的能量消耗进行测量的方法示例·····································3

图2装载位置和卸载位置的关系·····················································································4

图3负载行走举升试验机器位置·····················································································5

图4空载行走铲掘试验机器位置·····················································································5

表1测量参数、单位和准确度·························································································2

表A.1充电试验记录表·································································································9

表A.2装载动作试验记录表···························································································9

表A.3运输行走试验记录表·························································································10

表A.4待机试验记录表·······························································································10

Ⅰ

GB/T44256—2024

前言

本文件按照GB/T1.1—2020《标准化工作导则第1部分：标准化文件的结构和起草规则》的规

定起草。

请注意本文件的某些内容可能涉及专利。本文件的发布机构不承担识别专利的责任。

本文件由中国机械工业联合会提出。

本文件由全国土方机械标准化技术委员会（SAC/TC334）归口。

本文件起草单位：天津工程机械研究院有限公司、江苏徐工国重实验室科技有限公司、徐州市检验

检测中心、山东临工工程机械有限公司、龙工（上海）机械制造有限公司、国机重工集团常林有限公司、

福建晋工机械有限公司、博雷顿科技股份公司、厦门厦工机械股份有限公司、郑州宇通矿用装备有限公

司、中铁十九局集团轨道交通工程有限公司、天津工程机械研究院有限公司检测技术服务分公司。

本文件主要起草人：李莺莺、刘建、孙峰、张奇、王坤、钱勇、王斌、邱明哲、王少波、金鑫、高磊、

王姜骅、陈树巧、邓艳芳、张志烁。

Ⅲ

GB/T44256—2024

土方机械纯电动轮胎式装载机

能量消耗量试验方法

1范围

本文件规定了纯电动轮胎式装载机能量消耗量的试验条件，描述了能量消耗量的测量方法和试验

方法，以及能量消耗量评价和续航能力评估的方法。

本文件适用于在工作过程中采用机载动力电池（最大工作电压为B级电压）作为唯一动力源，额定

工作载荷不大于8000kg的纯电动轮胎式装载机能量消耗量的测试，采用其他类型可充电储能装置、

额定工作载荷大于8000kg的电动装载机参照使用。

2规范性引用文件

下列文件中的内容通过文中的规范性引用而构成本文件必不可少的条款。其中，注日期的引用文

件，仅该日期对应的版本适用于本文件；不注日期的引用文件，其最新版本（包括所有的修改单）适用于

本文件。

GB/T21153土方机械尺寸、性能和参数的单位与测量准确度

GB/T25604土方机械装载机术语和商业规格

GB/T44254电动土方机械术语

3术语和定义

GB/T25604和GB/T44254界定的以及下列术语和定义适用于本文件。

3.1

续航能力allelectricworkingtime

电动装载机在动力电池完全充电状态下，以规定的条件和方法进行试验，计算得到的最长工作

时间。

注：单位为小时（h）。

4试验条件

4.1试验环境

试验环境应满足下列条件：

——环境温度：5℃~35℃；

——相对湿度：小于95%；

——风速：不大于5m/s。

4.2试验场地

试验场地应平坦、硬实，在纯电动轮胎式装载机（以下简称“电动装载机”）作业范围内，试验场地的

2

各向坡度不应大于0.5%，平整度不应大于3mm/m。

1