SELECT data_key, data_value
FROM xf_data_registry
WHERE data_key IN ('options', 'languages', 'contentTypes', 'codeEventListeners', 'deferredRun', 'simpleCache', 'addOns', 'defaultStyleProperties', 'routeFiltersIn', 'routeFiltersOut', 'routesPublic', 'nodeTypes', 'bannedIps', 'discouragedIps', 'styles', 'displayStyles', 'userBanners', 'smilies', 'bbCode', 'threadPrefixes', 'userTitleLadder', 'reportCounts', 'moderationCounts', 'userModerationCounts', 'notices', 'userFieldsInfo')
Run Time: 0.000555
Select Type | Table | Type | Possible Keys | Key | Key Len | Ref | Rows | Extra |
---|
SIMPLE | xf_data_registry | range | PRIMARY | PRIMARY | 27 | | 26 | Using where |
SELECT data_key, data_value
FROM xf_data_registry
WHERE data_key IN ('brListenerClasses', 'brBriviumAddOns')
Run Time: 0.000151
Select Type | Table | Type | Possible Keys | Key | Key Len | Ref | Rows | Extra |
---|
SIMPLE | xf_data_registry | range | PRIMARY | PRIMARY | 27 | | 2 | Using where |
SELECT *
FROM xf_brivium_addon
ORDER BY addon_id
Run Time: 0.000144
Select Type | Table | Type | Possible Keys | Key | Key Len | Ref | Rows | Extra |
---|
SIMPLE | xf_brivium_addon | index | | PRIMARY | 77 | | 1 | |
INSERT INTO xf_data_registry
(data_key, data_value)
VALUES
(?, ?)
ON DUPLICATE KEY UPDATE
data_value = VALUES(data_value)
Params: brBriviumAddOns, a:0:{}
Run Time: 0.000129
SELECT cache_value
FROM xf_permission_combination
WHERE permission_combination_id = ?
Params: 1
Run Time: 0.000147
Select Type | Table | Type | Possible Keys | Key | Key Len | Ref | Rows | Extra |
---|
SIMPLE | xf_permission_combination | const | PRIMARY | PRIMARY | 4 | const | 1 | |
SELECT thread.*
,
user.gender, user.avatar_date, user.gravatar,
NULL AS thread_read_date,
0 AS thread_reply_banned,
0 AS thread_is_watched,
'' AS draft_message, NULL AS draft_extra
FROM xf_thread AS thread
LEFT JOIN xf_user AS user ON
(user.user_id = thread.user_id)
WHERE thread.thread_id = ?
Params: 298078
Run Time: 0.000455
Select Type | Table | Type | Possible Keys | Key | Key Len | Ref | Rows | Extra |
---|
SIMPLE | thread | const | PRIMARY | PRIMARY | 4 | const | 1 | |
SIMPLE | user | const | PRIMARY | PRIMARY | 4 | const | 1 | |
SELECT node.*, forum.*
,
permission.cache_value AS node_permission_cache,
NULL AS forum_read_date
FROM xf_forum AS forum
INNER JOIN xf_node AS node ON (node.node_id = forum.node_id)
LEFT JOIN xf_permission_cache_content AS permission
ON (permission.permission_combination_id = 1
AND permission.content_type = 'node'
AND permission.content_id = forum.node_id)
WHERE node.node_id = ?
Params: 25
Run Time: 0.000524
Select Type | Table | Type | Possible Keys | Key | Key Len | Ref | Rows | Extra |
---|
SIMPLE | forum | const | PRIMARY | PRIMARY | 4 | const | 1 | |
SIMPLE | node | const | PRIMARY | PRIMARY | 4 | const | 1 | |
SIMPLE | permission | const | PRIMARY | PRIMARY | 35 | const,const,const | 1 | |
SELECT post.*
,
thread.*, thread.user_id AS thread_user_id, thread.username AS thread_username,
thread.post_date AS thread_post_date,
post.user_id, post.username, post.post_date,
bb_code_parse_cache.parse_tree AS message_parsed, bb_code_parse_cache.cache_version AS message_cache_version,
user.*, IF(user.username IS NULL, post.username, user.username) AS username,
user_profile.*,
user_privacy.*,
signature_parse_cache.parse_tree AS signature_parsed, bb_code_parse_cache.cache_version AS signature_cache_version,
session_activity.view_date AS last_view_date,
0 AS like_date
FROM xf_post AS post
INNER JOIN xf_thread AS thread ON
(thread.thread_id = post.thread_id)
LEFT JOIN xf_bb_code_parse_cache AS bb_code_parse_cache ON
(bb_code_parse_cache.content_type = 'post' AND bb_code_parse_cache.content_id = post.post_id)
LEFT JOIN xf_user AS user ON
(user.user_id = post.user_id)
LEFT JOIN xf_user_profile AS user_profile ON
(user_profile.user_id = post.user_id)
LEFT JOIN xf_user_privacy AS user_privacy ON
(user_privacy.user_id = post.user_id)
LEFT JOIN xf_bb_code_parse_cache AS signature_parse_cache ON
(signature_parse_cache.content_type = 'signature' AND signature_parse_cache.content_id = post.user_id)
LEFT JOIN xf_session_activity AS session_activity ON
(post.user_id > 0 AND session_activity.user_id = post.user_id AND session_activity.unique_key = CAST(post.user_id AS BINARY))
WHERE (
(post.thread_id = ? AND (post.position >= 0 AND post.position < 10) )
)
AND (post.message_state IN ('visible'))
ORDER BY post.position ASC, post.post_date ASC
Params: 298078
Run Time: 0.001937
Select Type | Table | Type | Possible Keys | Key | Key Len | Ref | Rows | Extra |
---|
SIMPLE | thread | const | PRIMARY | PRIMARY | 4 | const | 1 | Using filesort |
SIMPLE | post | ref | thread_id_post_date,thread_id_position | thread_id_post_date | 4 | const | 1 | Using index condition; Using where |
SIMPLE | bb_code_parse_cache | eq_ref | content_type_id | content_type_id | 31 | const,xenforo.cc.post.post_id | 1 | Using where |
SIMPLE | user | eq_ref | PRIMARY | PRIMARY | 4 | xenforo.cc.post.user_id | 1 | |
SIMPLE | user_profile | eq_ref | PRIMARY | PRIMARY | 4 | xenforo.cc.post.user_id | 1 | |
SIMPLE | user_privacy | eq_ref | PRIMARY | PRIMARY | 4 | xenforo.cc.post.user_id | 1 | |
SIMPLE | signature_parse_cache | eq_ref | content_type_id | content_type_id | 31 | const,xenforo.cc.post.user_id | 1 | Using where |
SIMPLE | session_activity | eq_ref | PRIMARY | PRIMARY | 22 | xenforo.cc.post.user_id,func | 1 | Using where |
INSERT INTO xf_thread_view
(thread_id)
VALUES
(?)
Params: 298078
Run Time: 0.000089
INSERT INTO `xf_session` (`session_id`, `session_data`, `expiry_date`) VALUES (?, ?, ?)
Params: b654b7db80d89c1035de5ba1479235f9, , 1715072205
Run Time: 0.000731
INSERT INTO xf_session_activity
(user_id, unique_key, ip, controller_name, controller_action, view_state, params, view_date, robot_key)
VALUES
(?, ?, ?, ?, ?, ?, ?, ?, ?)
ON DUPLICATE KEY UPDATE
ip = VALUES(ip),
controller_name = VALUES(controller_name),
controller_action = VALUES(controller_action),
view_state = VALUES(view_state),
params = VALUES(params),
view_date = VALUES(view_date),
robot_key = VALUES(robot_key)
Params: 0, , , XenForo_ControllerPublic_Thread, Index, valid, thread_id=298078, 1715068605,
Run Time: 0.000107
INSERT INTO xf_bb_code_parse_cache
(content_type, content_id, parse_tree, cache_version, cache_date)
VALUES (?, ?, ?, ?, ?)
ON DUPLICATE KEY UPDATE parse_tree = VALUES(parse_tree),
cache_version = VALUES(cache_version),
cache_date = VALUES(cache_date)
Params: post, 304699, a:13:{i:0;a:4:{s:3:"tag";s:1:"b";s:6:"option";N;s:8:"original";a:2:{i:0;s:3:"[B]";i:1;s:4:"[/B]";}s:8:"children";a:1:{i:0;s:154:"在日前发布的2020年第三批《新能源汽车推广应用推荐车型目录》,特斯拉有望国产的Model3长续航版本已经赫然在列。";}}i:1;s:433:"伴随着新能源汽车电池“弃钴”的预期,A股市场一度对钴并不友好。2月中下旬,机构市场传闻特斯拉正与宁德时代的锂电池供应谈判中,计划在中国制造Model 3车型中使用无钴电池,以更换目前特斯拉所适用的三元锂电池方案;
而后特斯拉也表示,与宁德时代目前有合作协议,而宁德时代的磷酸铁锂电池“本身就不含钴”。
";i:2;a:4:{s:3:"tag";s:3:"url";s:6:"option";s:72:"https://static.cnbetacdn.com/thumb/article/2020/0307/d35432316e2379b.jpg";s:8:"original";a:2:{i:0;s:80:"[URL='https://static.cnbetacdn.com/thumb/article/2020/0307/d35432316e2379b.jpg']";i:1;s:6:"[/URL]";}s:8:"children";a:1:{i:0;a:4:{s:3:"tag";s:3:"img";s:6:"option";N;s:8:"original";a:2:{i:0;s:5:"[IMG]";i:1;s:6:"[/IMG]";}s:8:"children";a:1:{i:0;s:96:"https://rdimg.com/proxy/https://static.cnbetacdn.com/thumb/article/2020/0307/d35432316e2379b.jpg";}}}}i:3;a:4:{s:3:"tag";s:3:"url";s:6:"option";s:72:"https://static.cnbetacdn.com/thumb/article/2020/0307/2bb7bd715954ee2.jpg";s:8:"original";a:2:{i:0;s:80:"[URL='https://static.cnbetacdn.com/thumb/article/2020/0307/2bb7bd715954ee2.jpg']";i:1;s:6:"[/URL]";}s:8:"children";a:1:{i:0;a:4:{s:3:"tag";s:3:"img";s:6:"option";N;s:8:"original";a:2:{i:0;s:5:"[IMG]";i:1;s:6:"[/IMG]";}s:8:"children";a:1:{i:0;s:96:"https://rdimg.com/proxy/https://static.cnbetacdn.com/thumb/article/2020/0307/2bb7bd715954ee2.jpg";}}}}i:4;s:404:"
受此消息影响,华友钴业、寒锐钴业等钴矿类公司股价一度出现了大幅调整。Wind数据显示,华友钴业、寒锐钴业2月份以来最高回撤已达25.36%、25.79%。
事实上,如果采用宁德时代基于CTP方案(绕过模组直接集成电池包)的磷酸铁锂电池,的确能够在电池成本上较三元锂电池模式实现20%以上的下降。
然而";i:5;a:4:{s:3:"tag";s:1:"b";s:6:"option";N;s:8:"original";a:2:{i:0;s:3:"[B]";i:1;s:4:"[/B]";}s:8:"children";a:1:{i:0;s:210:"据21世纪经济报道记者从工信部网站获悉,在日前发布的2020年第三批《新能源汽车推广应用推荐车型目录》,特斯拉有望国产的Model3长续航版本已经赫然在列。";}}i:6;s:2:"
";i:7;a:4:{s:3:"tag";s:1:"b";s:6:"option";N;s:8:"original";a:2:{i:0;s:3:"[B]";i:1;s:4:"[/B]";}s:8:"children";a:1:{i:0;s:174:"根据备案信息,该版本续航里程达到668公里,比此前进口版的续航里程还多了4公里,而储能装置种类仍然确定为"三元锂离子电池"。";}}i:8;s:759:"
三元锂电池,是当下纯电动汽车追求更高续航里程的解决方案,特斯拉与松下的合作中,其811三元锂电池采用的是镍钴铝(NCA)方案,而亚洲的动力电池供应商,选择的模式则更多是镍钴锰(NCM)方案,例如宁德时代与LG目前所提供的,采用的NCM的三元电池;但无论哪种方案,都无法避免对贵金属“钴”的使用。
两者相比,NCA具有更高的能量密度,例如特斯拉松下合资工厂的密度已经接近300Wh/kg,而NCM电池的密度则普遍在250Wh左右,但另一方面,NCA方案对物理环境、制作工艺以及电池热管理的要求更高,因此量产的难度也更大,而NCM方案则更加成熟,安全性也更高。
";i:9;a:4:{s:3:"tag";s:1:"b";s:6:"option";N;s:8:"original";a:2:{i:0;s:3:"[B]";i:1;s:4:"[/B]";}s:8:"children";a:1:{i:0;s:177:"从上述工信部的备案信息来看,尚未投入生产的特斯拉国产长续航版Model3仍然会采用三元锂电池方案,不会完全抛弃对“钴”的利用,";}}i:10;s:701:"这也印证了此前业内有关磷酸铁锂CTP方案在能量密度上仍然存在“天花板”的这一猜测。
“即便采用了CTP结构,但现有的能量密度可能还是无法完全替代三元锂,之前单驱长续航model 3的NECD续航在650公里以上,而购车者对于续航里程的提升也有一定的期待。”一位接近特斯拉的电池行业此前就表示,“但CTP模式在不改变材料的情况下,继续提升能量密度的空间已经不大了,所以还会有相当一部分长续航车辆需要采用三元电池。”
而目前部分国产特斯拉标准续航版的产能,所采用的动力电池正是来自于LG南京供应的NCM电池,但";i:11;a:4:{s:3:"tag";s:1:"b";s:6:"option";N;s:8:"original";a:2:{i:0;s:3:"[B]";i:1;s:4:"[/B]";}s:8:"children";a:1:{i:0;s:153:"在分析人士看来,特斯拉的选择主要与成本考量有关,而未来在三元锂电池领域,也有可能会与宁德时代进行合作。";}}i:12;s:653:"
虽然宁德时代在动力电池出货量上已经在全球市场中三连冠,但其受限于产能不足,导致其三元锂电池成本仍然比竞品更高。此前瑞银的一份报告显示,特斯拉与松下合作量产的电池成本为111美元/kwh,上海超级工厂拟合作的LG化学成本则在140美元/kwh左右,而同期宁德时代的成本则高达150美元/kwh。
“LG的三元811电池成本更低,供应也更稳定,但如果伴随着宁德时代的扩产和产能加大,边际成本下降后,特斯拉也有可能在三元锂电池上与宁德时代展开合作。”一位接近宁德时代人士分析称。";}, 1621686945, 1715068605
Run Time: 0.000885