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Article Object ( [_status:protected] => Array ( [0] => 已发布 [1] => 草稿 [2] => 禁用 [3] => 已审核 [4] => 已回收 ) [_sticky:protected] => Array ( [0] => 否 [1] => 置顶 ) [_md:CActiveRecord:private] => CActiveRecordMetaData Object ( [tableSchema] => CMysqlTableSchema Object ( [schemaName] => [name] => article [rawName] => `article` [primaryKey] => id [sequenceName] => [foreignKeys] => Array ( ) [columns] => Array ( [id] => CMysqlColumnSchema Object ( [name] => id [rawName] => `id` [allowNull] => [dbType] => int(10) unsigned [type] => string [defaultValue] => [size] => 10 [precision] => 10 [scale] => [isPrimaryKey] => 1 [isForeignKey] => [autoIncrement] => 1 [comment] => [_e:CComponent:private] => [_m:CComponent:private] => ) [sort_id] => CMysqlColumnSchema Object ( [name] => sort_id [rawName] => `sort_id` [allowNull] => [dbType] => smallint(6) unsigned [type] => integer [defaultValue] => 0 [size] => 6 [precision] => 6 [scale] => [isPrimaryKey] => [isForeignKey] => [autoIncrement] => [comment] => 分类id [_e:CComponent:private] => [_m:CComponent:private] => ) [title] => CMysqlColumnSchema Object ( [name] => title [rawName] => `title` [allowNull] => 1 [dbType] => varchar(255) [type] => string [defaultValue] => [size] => 255 [precision] => 255 [scale] => [isPrimaryKey] => [isForeignKey] => [autoIncrement] => [comment] => 标题 [_e:CComponent:private] => [_m:CComponent:private] => ) [title_pic] => CMysqlColumnSchema Object ( [name] => title_pic [rawName] => `title_pic` [allowNull] => 1 [dbType] => varchar(255) [type] => string [defaultValue] => [size] => 255 [precision] => 255 [scale] => [isPrimaryKey] => [isForeignKey] => [autoIncrement] => [comment] => 标题图片 [_e:CComponent:private] => [_m:CComponent:private] => ) [intro] => CMysqlColumnSchema Object ( [name] => intro [rawName] => `intro` [allowNull] => 1 [dbType] => text [type] => string [defaultValue] => [size] => [precision] => [scale] => [isPrimaryKey] => [isForeignKey] => [autoIncrement] => [comment] => 简介 [_e:CComponent:private] => [_m:CComponent:private] => ) [source] => CMysqlColumnSchema Object ( [name] => source [rawName] => `source` [allowNull] => 1 [dbType] => varchar(255) [type] => string [defaultValue] => [size] => 255 [precision] => 255 [scale] => [isPrimaryKey] => [isForeignKey] => [autoIncrement] => [comment] => 来源 [_e:CComponent:private] => [_m:CComponent:private] => ) [source_link] => CMysqlColumnSchema Object ( [name] => source_link [rawName] => `source_link` [allowNull] => 1 [dbType] => varchar(255) [type] => string [defaultValue] => [size] => 255 [precision] => 255 [scale] => [isPrimaryKey] => [isForeignKey] => [autoIncrement] => [comment] => 来源链接 [_e:CComponent:private] => [_m:CComponent:private] => ) [author] => CMysqlColumnSchema Object ( [name] => author [rawName] => `author` [allowNull] => 1 [dbType] => varchar(255) [type] => string [defaultValue] => [size] => 255 [precision] => 255 [scale] => [isPrimaryKey] => [isForeignKey] => [autoIncrement] => [comment] => 作者 [_e:CComponent:private] => [_m:CComponent:private] => ) [editor] => CMysqlColumnSchema Object ( [name] => editor [rawName] => `editor` [allowNull] => 1 [dbType] => varchar(255) [type] => string [defaultValue] => [size] => 255 [precision] => 255 [scale] => [isPrimaryKey] => [isForeignKey] => [autoIncrement] => [comment] => 编辑 [_e:CComponent:private] => [_m:CComponent:private] => ) [admin_id] => CMysqlColumnSchema Object ( [name] => admin_id [rawName] => `admin_id` [allowNull] => [dbType] => int(10) unsigned [type] => string [defaultValue] => 0 [size] => 10 [precision] => 10 [scale] => [isPrimaryKey] => [isForeignKey] => [autoIncrement] => [comment] => 管理员id [_e:CComponent:private] => [_m:CComponent:private] => ) [content] => CMysqlColumnSchema Object ( [name] => content [rawName] => `content` [allowNull] => 1 [dbType] => text [type] => string [defaultValue] => [size] => [precision] => [scale] => [isPrimaryKey] => [isForeignKey] => [autoIncrement] => [comment] => 内容 [_e:CComponent:private] => [_m:CComponent:private] => ) [created_at] => CMysqlColumnSchema Object ( [name] => created_at [rawName] => `created_at` [allowNull] => [dbType] => datetime [type] => string [defaultValue] => 0000-00-00 00:00:00 [size] => [precision] => [scale] => [isPrimaryKey] => [isForeignKey] => [autoIncrement] => [comment] => 创建日期 [_e:CComponent:private] => [_m:CComponent:private] => ) [updated_at] => CMysqlColumnSchema Object ( [name] => updated_at [rawName] => `updated_at` [allowNull] => [dbType] => datetime [type] => string [defaultValue] => 0000-00-00 00:00:00 [size] => [precision] => [scale] => [isPrimaryKey] => [isForeignKey] => [autoIncrement] => [comment] => 更新日期 [_e:CComponent:private] => [_m:CComponent:private] => ) [published_at] => CMysqlColumnSchema Object ( [name] => published_at [rawName] => `published_at` [allowNull] => [dbType] => datetime [type] => string [defaultValue] => 0000-00-00 00:00:00 [size] => [precision] => [scale] => [isPrimaryKey] => [isForeignKey] => [autoIncrement] => [comment] => 发布日期 [_e:CComponent:private] => [_m:CComponent:private] => ) [status] => CMysqlColumnSchema Object ( [name] => status [rawName] => `status` [allowNull] => [dbType] => tinyint(1) unsigned [type] => integer [defaultValue] => 0 [size] => 1 [precision] => 1 [scale] => [isPrimaryKey] => [isForeignKey] => [autoIncrement] => [comment] => 状态 [_e:CComponent:private] => [_m:CComponent:private] => ) [sticky] => CMysqlColumnSchema Object ( [name] => sticky [rawName] => `sticky` [allowNull] => [dbType] => tinyint(1) unsigned [type] => integer [defaultValue] => 0 [size] => 1 [precision] => 1 [scale] => [isPrimaryKey] => [isForeignKey] => [autoIncrement] => [comment] => 推荐 [_e:CComponent:private] => [_m:CComponent:private] => ) [display_order] => CMysqlColumnSchema Object ( [name] => display_order [rawName] => `display_order` [allowNull] => [dbType] => smallint(6) unsigned [type] => integer [defaultValue] => 0 [size] => 6 [precision] => 6 [scale] => [isPrimaryKey] => [isForeignKey] => [autoIncrement] => [comment] => 排序 [_e:CComponent:private] => [_m:CComponent:private] => ) [article_type] => CMysqlColumnSchema Object ( [name] => article_type [rawName] => `article_type` [allowNull] => 1 [dbType] => varchar(255) [type] => string [defaultValue] => [size] => 255 [precision] => 255 [scale] => [isPrimaryKey] => [isForeignKey] => [autoIncrement] => [comment] => 文章类型 [_e:CComponent:private] => [_m:CComponent:private] => ) [language] => CMysqlColumnSchema Object ( [name] => language [rawName] => `language` [allowNull] => 1 [dbType] => varchar(20) [type] => string [defaultValue] => [size] => 20 [precision] => 20 [scale] => [isPrimaryKey] => [isForeignKey] => [autoIncrement] => [comment] => [_e:CComponent:private] => [_m:CComponent:private] => ) [subtitle] => CMysqlColumnSchema Object ( [name] => subtitle [rawName] => `subtitle` [allowNull] => 1 [dbType] => varchar(255) [type] => string [defaultValue] => [size] => 255 [precision] => 255 [scale] => [isPrimaryKey] => [isForeignKey] => [autoIncrement] => [comment] => [_e:CComponent:private] => [_m:CComponent:private] => ) [file] => CMysqlColumnSchema Object ( [name] => file [rawName] => `file` [allowNull] => 1 [dbType] => varchar(255) [type] => string [defaultValue] => [size] => 255 [precision] => 255 [scale] => [isPrimaryKey] => [isForeignKey] => [autoIncrement] => [comment] => [_e:CComponent:private] => [_m:CComponent:private] => ) [is_oauth] => CMysqlColumnSchema Object ( [name] => is_oauth [rawName] => `is_oauth` [allowNull] => [dbType] => tinyint(1) unsigned [type] => integer [defaultValue] => 0 [size] => 1 [precision] => 1 [scale] => [isPrimaryKey] => [isForeignKey] => [autoIncrement] => [comment] => 是否需要认证(0为不限制) [_e:CComponent:private] => [_m:CComponent:private] => ) [is_highlight] => CMysqlColumnSchema Object ( [name] => is_highlight [rawName] => `is_highlight` [allowNull] => [dbType] => tinyint(1) unsigned [type] => integer [defaultValue] => 0 [size] => 1 [precision] => 1 [scale] => [isPrimaryKey] => [isForeignKey] => [autoIncrement] => [comment] => 是否高亮 [_e:CComponent:private] => [_m:CComponent:private] => ) ) [_e:CComponent:private] => [_m:CComponent:private] => ) [columns] => Array ( [id] => CMysqlColumnSchema Object ( [name] => id [rawName] => `id` [allowNull] => [dbType] => int(10) unsigned [type] => string [defaultValue] => [size] => 10 [precision] => 10 [scale] => [isPrimaryKey] => 1 [isForeignKey] => [autoIncrement] => 1 [comment] => [_e:CComponent:private] => [_m:CComponent:private] => ) [sort_id] => CMysqlColumnSchema Object ( [name] => sort_id [rawName] => `sort_id` [allowNull] => [dbType] => smallint(6) unsigned [type] => integer [defaultValue] => 0 [size] => 6 [precision] => 6 [scale] => [isPrimaryKey] => [isForeignKey] => [autoIncrement] => [comment] => 分类id [_e:CComponent:private] => [_m:CComponent:private] => ) [title] => CMysqlColumnSchema Object ( [name] => title [rawName] => `title` [allowNull] => 1 [dbType] => varchar(255) [type] => string [defaultValue] => [size] => 255 [precision] => 255 [scale] => [isPrimaryKey] => [isForeignKey] => [autoIncrement] => [comment] => 标题 [_e:CComponent:private] => [_m:CComponent:private] => ) [title_pic] => CMysqlColumnSchema Object ( [name] => title_pic [rawName] => `title_pic` [allowNull] => 1 [dbType] => varchar(255) [type] => string [defaultValue] => [size] => 255 [precision] => 255 [scale] => [isPrimaryKey] => [isForeignKey] => [autoIncrement] => [comment] => 标题图片 [_e:CComponent:private] => [_m:CComponent:private] => ) [intro] => CMysqlColumnSchema Object ( [name] => intro [rawName] => `intro` [allowNull] => 1 [dbType] => text [type] => string [defaultValue] => [size] => [precision] => [scale] => [isPrimaryKey] => [isForeignKey] => [autoIncrement] => [comment] => 简介 [_e:CComponent:private] => [_m:CComponent:private] => ) [source] => CMysqlColumnSchema Object ( [name] => source [rawName] => `source` [allowNull] => 1 [dbType] => varchar(255) [type] => string [defaultValue] => [size] => 255 [precision] => 255 [scale] => [isPrimaryKey] => [isForeignKey] => [autoIncrement] => [comment] => 来源 [_e:CComponent:private] => [_m:CComponent:private] => ) [source_link] => CMysqlColumnSchema Object ( [name] => source_link [rawName] => `source_link` [allowNull] => 1 [dbType] => varchar(255) [type] => string [defaultValue] => [size] => 255 [precision] => 255 [scale] => [isPrimaryKey] => [isForeignKey] => [autoIncrement] => [comment] => 来源链接 [_e:CComponent:private] => [_m:CComponent:private] => ) [author] => CMysqlColumnSchema Object ( [name] => author [rawName] => `author` [allowNull] => 1 [dbType] => varchar(255) [type] => string [defaultValue] => [size] => 255 [precision] => 255 [scale] => [isPrimaryKey] => [isForeignKey] => [autoIncrement] => [comment] => 作者 [_e:CComponent:private] => [_m:CComponent:private] => ) [editor] => CMysqlColumnSchema Object ( [name] => editor [rawName] => `editor` [allowNull] => 1 [dbType] => varchar(255) [type] => string [defaultValue] => [size] => 255 [precision] => 255 [scale] => [isPrimaryKey] => [isForeignKey] => [autoIncrement] => [comment] => 编辑 [_e:CComponent:private] => [_m:CComponent:private] => ) [admin_id] => CMysqlColumnSchema Object ( [name] => admin_id [rawName] => `admin_id` [allowNull] => [dbType] => int(10) unsigned [type] => string [defaultValue] => 0 [size] => 10 [precision] => 10 [scale] => [isPrimaryKey] => [isForeignKey] => [autoIncrement] => [comment] => 管理员id [_e:CComponent:private] => [_m:CComponent:private] => ) [content] => CMysqlColumnSchema Object ( [name] => content [rawName] => `content` [allowNull] => 1 [dbType] => text [type] => string [defaultValue] => [size] => [precision] => [scale] => [isPrimaryKey] => [isForeignKey] => [autoIncrement] => [comment] => 内容 [_e:CComponent:private] => [_m:CComponent:private] => ) [created_at] => CMysqlColumnSchema Object ( [name] => created_at [rawName] => `created_at` [allowNull] => [dbType] => datetime [type] => string [defaultValue] => 0000-00-00 00:00:00 [size] => [precision] => [scale] => [isPrimaryKey] => [isForeignKey] => [autoIncrement] => [comment] => 创建日期 [_e:CComponent:private] => [_m:CComponent:private] => ) [updated_at] => CMysqlColumnSchema Object ( [name] => updated_at [rawName] => `updated_at` [allowNull] => [dbType] => datetime [type] => string [defaultValue] => 0000-00-00 00:00:00 [size] => [precision] => [scale] => [isPrimaryKey] => [isForeignKey] => [autoIncrement] => [comment] => 更新日期 [_e:CComponent:private] => [_m:CComponent:private] => ) [published_at] => CMysqlColumnSchema Object ( [name] => published_at [rawName] => `published_at` [allowNull] => [dbType] => datetime [type] => string [defaultValue] => 0000-00-00 00:00:00 [size] => [precision] => [scale] => [isPrimaryKey] => [isForeignKey] => [autoIncrement] => [comment] => 发布日期 [_e:CComponent:private] => [_m:CComponent:private] => ) [status] => CMysqlColumnSchema Object ( [name] => status [rawName] => `status` [allowNull] => [dbType] => tinyint(1) unsigned [type] => integer [defaultValue] => 0 [size] => 1 [precision] => 1 [scale] => [isPrimaryKey] => [isForeignKey] => [autoIncrement] => [comment] => 状态 [_e:CComponent:private] => [_m:CComponent:private] => ) [sticky] => CMysqlColumnSchema Object ( [name] => sticky [rawName] => `sticky` [allowNull] => [dbType] => tinyint(1) unsigned [type] => integer [defaultValue] => 0 [size] => 1 [precision] => 1 [scale] => [isPrimaryKey] => [isForeignKey] => [autoIncrement] => [comment] => 推荐 [_e:CComponent:private] => [_m:CComponent:private] => ) [display_order] => CMysqlColumnSchema Object ( [name] => display_order [rawName] => `display_order` [allowNull] => [dbType] => smallint(6) unsigned [type] => integer [defaultValue] => 0 [size] => 6 [precision] => 6 [scale] => [isPrimaryKey] => [isForeignKey] => [autoIncrement] => [comment] => 排序 [_e:CComponent:private] => [_m:CComponent:private] => ) [article_type] => CMysqlColumnSchema Object ( [name] => article_type [rawName] => `article_type` [allowNull] => 1 [dbType] => varchar(255) [type] => string [defaultValue] => [size] => 255 [precision] => 255 [scale] => [isPrimaryKey] => [isForeignKey] => [autoIncrement] => [comment] => 文章类型 [_e:CComponent:private] => [_m:CComponent:private] => ) [language] => CMysqlColumnSchema Object ( [name] => language [rawName] => `language` [allowNull] => 1 [dbType] => varchar(20) [type] => string [defaultValue] => [size] => 20 [precision] => 20 [scale] => [isPrimaryKey] => [isForeignKey] => [autoIncrement] => [comment] => [_e:CComponent:private] => [_m:CComponent:private] => ) [subtitle] => CMysqlColumnSchema Object ( [name] => subtitle [rawName] => `subtitle` [allowNull] => 1 [dbType] => varchar(255) [type] => string [defaultValue] => [size] => 255 [precision] => 255 [scale] => [isPrimaryKey] => [isForeignKey] => [autoIncrement] => [comment] => [_e:CComponent:private] => [_m:CComponent:private] => ) [file] => CMysqlColumnSchema Object ( [name] => file [rawName] => `file` [allowNull] => 1 [dbType] => varchar(255) [type] => string [defaultValue] => [size] => 255 [precision] => 255 [scale] => [isPrimaryKey] => [isForeignKey] => [autoIncrement] => [comment] => [_e:CComponent:private] => [_m:CComponent:private] => ) [is_oauth] => CMysqlColumnSchema Object ( [name] => is_oauth [rawName] => `is_oauth` [allowNull] => [dbType] => tinyint(1) unsigned [type] => integer [defaultValue] => 0 [size] => 1 [precision] => 1 [scale] => [isPrimaryKey] => [isForeignKey] => [autoIncrement] => [comment] => 是否需要认证(0为不限制) [_e:CComponent:private] => [_m:CComponent:private] => ) [is_highlight] => CMysqlColumnSchema Object ( [name] => is_highlight [rawName] => `is_highlight` [allowNull] => [dbType] => tinyint(1) unsigned [type] => integer [defaultValue] => 0 [size] => 1 [precision] => 1 [scale] => [isPrimaryKey] => [isForeignKey] => [autoIncrement] => [comment] => 是否高亮 [_e:CComponent:private] => [_m:CComponent:private] => ) ) [relations] => Array ( [Admin] => CBelongsToRelation Object ( [joinType] => LEFT OUTER JOIN [on] => [alias] => [with] => Array ( ) [together] => [scopes] => [name] => Admin [className] => Admin [foreignKey] => Array ( [admin_id] => id ) [select] => * [condition] => [params] => Array ( ) [group] => [join] => [having] => [order] => [_e:CComponent:private] => [_m:CComponent:private] => ) [Sort] => CBelongsToRelation Object ( [joinType] => LEFT OUTER JOIN [on] => [alias] => [with] => Array ( ) [together] => [scopes] => [name] => Sort [className] => Sort [foreignKey] => Array ( [sort_id] => id ) [select] => * [condition] => [params] => Array ( ) [group] => [join] => [having] => [order] => [_e:CComponent:private] => [_m:CComponent:private] => ) ) [attributeDefaults] => Array ( [sort_id] => 0 [admin_id] => 0 [created_at] => 0000-00-00 00:00:00 [updated_at] => 0000-00-00 00:00:00 [published_at] => 0000-00-00 00:00:00 [status] => 0 [sticky] => 0 [display_order] => 0 [is_oauth] => 0 [is_highlight] => 0 ) [_model:CActiveRecordMetaData:private] => Article Object ( [_status:protected] => [_sticky:protected] => [_md:CActiveRecord:private] => CActiveRecordMetaData Object *RECURSION* [_new:CActiveRecord:private] => [_attributes:CActiveRecord:private] => Array ( ) [_related:CActiveRecord:private] => Array ( ) [_c:CActiveRecord:private] => [_pk:CActiveRecord:private] => [_alias:CActiveRecord:private] => t [_errors:CModel:private] => Array ( ) [_validators:CModel:private] => [_scenario:CModel:private] => [_e:CComponent:private] => [_m:CComponent:private] => ) ) [_new:CActiveRecord:private] => [_attributes:CActiveRecord:private] => Array ( [id] => 4721 [title] => 双生长室分子束外延生长系统采购项目采购需求公示 [sort_id] => 56 [published_at] => 2020-03-17 10:13:33 ) [_related:CActiveRecord:private] => Array ( ) [_c:CActiveRecord:private] => [_pk:CActiveRecord:private] => 4721 [_alias:CActiveRecord:private] => t [_errors:CModel:private] => Array ( ) [_validators:CModel:private] => [_scenario:CModel:private] => update [_e:CComponent:private] => [_m:CComponent:private] => )
无液氦稀释制冷机采购项目采购需求公示
2020-03-17(一)项目基本信息
项目名称 |
无液氦稀释制冷机采购 |
采购预算(元) |
8,000,000.00 |
是否接受进口设备 |
是 |
(二)货物清单
序号 |
设备名称 |
数量 |
单位 |
1 |
无液氦稀释制冷机 |
1 |
套 |
(三)商务需求
序号 |
商务需求 |
1 |
交货期的要求:签订合同后240天内 |
2 |
质保期: 3年 |
3 |
付款方式:合同生效并收到相应发票后支付合同总额的30%作为进度款;设备到达指定安装现场且安装、调试验收合格并提供全额发票后支付合同总额的65%;余款5%待质保期满12个月且无质量问题并经学校确认后支付。 |
(四)技术需求
序号 |
设备名称 |
技术参数或功能要求 |
1 |
无液氦稀释制冷机 |
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1.1 ▲最低制冷温度:£ 5mK |
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1.2 温度稳定性:±1mK (<100mK时);±1% (> 100 mK时) |
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1.3 ▲100mK时制冷制功率 ³ 900μW |
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1.4 ▲稀释制冷机带磁场连续可控温范围:从最低温度到 30K |
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1.5为了精确控制样品温度以及满足实验对于精确温度的要求,每一层冷盘(plate)包括mixing chamber里都要配温度传感器,并且在still和mixing chamber里要有增温装置(heater)。并配备多通道温控仪,混合室冷盘安装标定过的温度计 |
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1.6无磁铁时混合室冷盘下样品空间不小于290mm直径×240mm高 |
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1.7 ▲制冷机内部只有一个公共的真空系统,满足低温下引线密闭性的要求,同时减轻维护负担 |
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1.8两套脉冲管制冷机:4K制冷功率1.5W,并采用remote valve技术以减少振动 |
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1.9脉冲管制冷机、泵浦系统、温度测量系统等和稀释制冷机主机电绝缘 |
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1.10主机所用泵浦系统需要采用无油泵。用于氦循环的氦气压气机不能是涡旋泵(scroll pump),以规避发生由于磨损引入杂质或漏气的风险 |
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1.11▲系统需采取液氦预冷回路方式冷却,该液氦冷却回路同时可以在广泛的温度范围内对系统进行控温 |
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1.12为了便于维护,需要配备可置换的外部冷阱,在清理杂质时不需要拆掉冷阱 |
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1.13对于稀释制冷机中安装高频线缆的直通孔,在不需要更改的情况下,每个直通孔都可以适配以后升级更高密度半刚性高频同轴线(>35根)的安装要求,操作频率不低于18GHz,需提供升级方案 |
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1.14为了便于维护和更换同轴线的需求,每组同轴线可以从制冷机主机直通孔中作为整体模块化安装和拆卸 |
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1.15 需提供可以让系统突然断电后可维持机柜电脑运行1小时回收混合气的应急设备 |
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2.1▲样品测试区域配三轴矢量磁场,磁场强度分别为9T-1T-1T |
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2.2配备磁体控制电流源,包含失超保护、自动降场等功能 |
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2.3超导磁体孔径不小于57mm |
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2.4超导磁体中心磁场均匀度:10mm直径球内优于2% |
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3.1▲配备底部插杆式样品传输杆支持快速更换样品;样品架可用样品空间内径42mm;样品架安装在制冷机上后,样品传输杆可以移除以便减少漏热 |
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3.2样品架在插入后直接固定在混合腔冷盘的样品架底座上,引线通过稀释制冷机主机各级冷盘与样品连接,样品架上有1个51针DC测量线接口,14个高频线接口。 |
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3.3样品架内部配备压电陶瓷旋转头,系统带旋转头控制器,实现极低温磁场下转角测量 |
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3.4 样品架搭配额外样品托,用于底部传样品时的样品更换 |
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4.1在制冷机中安装 2组(每组24根)康铜双绞线从室温到混合室冷盘,并连接到样品杆底座;另安装1组铜线从室温到PT2冷盘 |
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4.2在制冷机中安装12根柔性同轴线从室温到样品杆底座,室温端SMA接口,样品端SSMC接口,各级冷盘(PT1,PT2,100mK,still)配备热沉 |
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4.3在制冷机中安装4根半刚性同轴线通过直径50mm的直通孔从室温到混合室冷盘,并连接到样品杆底座,各级冷盘配备热沉。其中室温到PT2冷盘为不锈钢(SS)同轴线,PT2冷盘到混合室冷盘为超导同轴线。各级冷盘配备热沉,可操作频率18GHz。四根半刚性同轴线配衰减器,各级衰减器分别为:PT1 10dB,PT2 20dB,Still 6dB |
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4.4定制4根高频同轴线,工作频率达40GHz |
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5.1 该输运系统需集成直流电压输入输出功能,集成两套独立锁相放大器,示波器,频谱仪功能在一个单独设备中 |
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5.2带八个BNC输入接口,八个BNC输出接口。电压输入输出能力为正负10V。带FPGA实时操作系统。带24通道手动开关盒,带24 路6米长屏蔽线缆 |
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5.3软件能控制信号的输出和采集,并且能够控制磁体。具备Labview接口供用户控制外部设备 |
(五)公示期限
2020年3月17日至2020年3月22日
对公示内容有异议的,请在公示期内以书面形式将意见反馈至采购人。
联系人:吴老师
联系电话:0755-88015306
质疑投诉邮箱:zhaobzyts@sustech.edu.cn
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